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STATISTIQUES POUR LE JAPON

STATISTIQUES POUR LE JAPON


GEMS/EAU - RESUME STATISTIQUE PAR STATION     2002-02-18   PAGE 416

 NOM DE LA STATION - TOYOHIRA RIVER AT SHIRAIKAWA   NUMERO DE LA STATION 080001
 PAYS - JAPON                                       PROFONDEUR(M)       5.5
 LOCATION - OCT. 2  LAT. 42/57/48  LONG. 141/16/22  ELEVATION(M) 149.5
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-07 TO 1987-12-28

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02061        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0            4           19
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION        155          154            0            0
 MOYENNE                           147.          8.0        0.005        0.010
 MINIMUM                            59.          0.7        0.005        0.010
 DATE DU MINIMUM             1987-05-18   1986-12-17   1985-01-16   1985-01-16
 10 IEME CENTILE                    72.          1.9                     0.010
 MEDIANE                           149.          6.0        0.005        0.010
 90 IEME CENTILE                   208.         17.4                     0.010
 MAXIMUM                           258.         20.6        0.005        0.010
 DATE DU MAXIMUM             1985-01-21   1986-08-18   1985-10-07   1987-10-22
 ECART TYPE                         48.          6.0        0.000        0.000




                                 NO3NO2        NO2-N        NO3-N          NH3
                                                                              
                                  07105        07207        07313        07554
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            2            0           38
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           30           32            1
 MOYENNE                           0.15         0.00         0.15         0.04
 MINIMUM                           0.07         0.00         0.07         0.00
 DATE DU MINIMUM             1985-02-13   1986-05-12   1986-07-09   1985-01-16
 10 IEME CENTILE                   0.07         0.00         0.08         0.04
 MEDIANE                           0.12         0.00         0.13         0.04
 90 IEME CENTILE                   0.21         0.00         0.22         0.04
 MAXIMUM                           0.34         0.00         0.51         0.04
 DATE DU MAXIMUM             1985-04-08   1987-04-16   1987-04-16   1985-01-21
 ECART TYPE                        0.08         0.00         0.09         0.01




                                    NH3      O2 DISS          DBO    Indice de
                                                                         Perm.
                                  07556        08101        08201        08401
                                 mg/L N      mg/L O2      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L         115            0            1            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           44           43           52
 MOYENNE                           0.04         11.8           1.           4.
 MINIMUM                           0.04          8.7           0.           2.
 DATE DU MINIMUM             1985-10-07   1987-07-15   1985-08-14   1985-02-04
 10 IEME CENTILE                   0.04          9.3           1.           3.
 MEDIANE                           0.04         12.0           1.           4.
 90 IEME CENTILE                   0.04         13.4           2.           6.
 MAXIMUM                           0.04         14.2           4.          17.
 DATE DU MAXIMUM             1987-12-28   1986-04-17   1987-07-15   1985-09-02
 ECART TYPE                        0.00          1.5           1.           2.





                                 F DISS      ALC TOT      ALC TOT           pH
                                                                              
                                  09104        10102        10120        10302
                                 MG/L F   mg/L CaCO3  meq/L CaCO3 UNITES DE pH


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         20          102           52          155
 MOYENNE                            0.1        18.26         0.36          7.0
 MINIMUM                            0.0         9.00         0.20          6.8
 DATE DU MINIMUM             1986-10-22   1986-06-02   1985-05-15   1985-09-02
 10 IEME CENTILE                    0.0        11.00         0.22          6.9
 MEDIANE                            0.1        19.00         0.37          7.0
 90 IEME CENTILE                    0.1        23.00         0.46          7.2
 MAXIMUM                            0.1        27.00         0.48          7.3
 DATE DU MAXIMUM             1986-01-06   1987-10-05   1985-09-30   1986-09-08
 ECART TYPE                         0.0         4.23         0.08          0.1




                               MAT.SUSP  TENSIOACTIF    SIL REACT      P ORTHO
                                  105oC    ANIONIQUE                     TOTAL
                                  10401        10702        14101        15205
                                   mg/L         mg/L    mg/L SiO2       mg/L P


 NO. DE VALEURS - MENTION L           3            3            1           19
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         32            1            3           25
 MOYENNE                             4.          0.0        12.75        0.015
 MINIMUM                             1.          0.0         0.01        0.010
 DATE DU MINIMUM             1985-03-11   1985-01-16   1985-07-10   1985-01-16
 10 IEME CENTILE                     1.                                  0.010
 MEDIANE                             3.          0.0        16.00        0.010
 90 IEME CENTILE                     8.                                  0.030
 MAXIMUM                            21.          0.0        19.00        0.050
 DATE DU MAXIMUM             1985-09-09   1985-10-07   1985-01-16   1987-10-12
 ECART TYPE                          4.          0.0         8.65        0.010




                                SULFATE      Cl DISS     Cr TOTAL       Cr HEX
                                                                              
                                  16306        17204        24002        24101
                               mg/L SO4      mg/L CL      mg/L Cr      mg/L Cr


 NO. DE VALEURS - MENTION L           0            0           20            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         20           59            0            0
 MOYENNE                            19.          21.        0.010        0.010
 MINIMUM                             9.           6.        0.010        0.010
 DATE DU MINIMUM             1987-04-22   1987-06-10   1985-01-16   1985-01-16
 10 IEME CENTILE                    13.           9.        0.010             
 MEDIANE                            20.          22.        0.010        0.010
 90 IEME CENTILE                    24.          34.        0.010             
 MAXIMUM                            33.          41.        0.010        0.010
 DATE DU MAXIMUM             1985-04-08   1985-01-16   1987-10-22   1985-10-07
 ECART TYPE                          5.           9.        0.000        0.000




                               Mn TOTAL      Mn DISS      Mn DISS     Fe TOTAL
                                                                              
                                  25004        25101        25104        26002
                                mg/L Mn      mg/L Mn      mg/L Mn      mg/L Fe


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION        100           39          102          138
 MOYENNE                           0.08         0.05         0.03         0.39
 MINIMUM                           0.02         0.02         0.01         0.02
 DATE DU MINIMUM             1986-06-23   1985-06-03   1986-08-25   1986-09-01
 10 IEME CENTILE                   0.03         0.03         0.02         0.13
 MEDIANE                           0.04         0.04         0.03         0.20
 90 IEME CENTILE                   0.07         0.09         0.05         0.51
 MAXIMUM                           3.37         0.18         0.11        13.00
 DATE DU MAXIMUM             1987-04-22   1985-02-13   1986-08-04   1987-04-22
 ECART TYPE                        0.33         0.03         0.01         1.12




                               Cu TOTAL     Zn TOTAL     As TOTAL   COLIFORMES
                                                                         TOTAU
                                  29006        30004        33003        36001
                                mg/L Cu      mg/L Zn      mg/L As    No./100ml


 NO. DE VALEURS - MENTION L          19            1            1            1
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          1           19           18          101
 MOYENNE                          0.010        0.017        0.015        1884.
 MINIMUM                          0.002        0.007        0.005          33.
 DATE DU MINIMUM             1985-01-16   1986-07-16   1987-07-15   1986-02-18
 10 IEME CENTILE                  0.010        0.008        0.006         230.
 MEDIANE                          0.010        0.014        0.015         790.
 90 IEME CENTILE                  0.010        0.026        0.022        3300.
 MAXIMUM                          0.010        0.066        0.040       28000.
 DATE DU MAXIMUM             1987-10-22   1987-04-22   1987-10-12   1986-08-04
 ECART TYPE                       0.002        0.014        0.008        3740.




                              COL. FEC.     Cd TOTAL     Hg TOTAL     Pb TOTAL
                                                                              
                                  36011        48002        80011        82002
                              No./100ml      mg/L Cd      ug/L Hg      mg/L Pb


 NO. DE VALEURS - MENTION L           0           20           20           19
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            0            0            1
 MOYENNE                           458.        0.005        0.500        0.010
 MINIMUM                             5.        0.005        0.500        0.010
 DATE DU MINIMUM             1986-03-10   1985-01-16   1985-01-16   1985-01-16
 10 IEME CENTILE                    37.        0.005        0.500        0.010
 MEDIANE                           170.        0.005        0.500        0.010
 90 IEME CENTILE                  1300.        0.005        0.500        0.010
 MAXIMUM                          3300.        0.005        0.500        0.010
 DATE DU MAXIMUM             1987-08-12   1987-10-22   1987-10-22   1987-10-22
 ECART TYPE                        700.        0.000        0.000        0.000




                             DEBIT INST.
                                       
                                  97160
                                   M3/S


 NO. DE VALEURS - MENTION L           0
 NO. DE VALEURS - MENTION G           0
 NO. DE VALEURS SANS MENTION        155
 MOYENNE                           24.9
 MINIMUM                            5.1
 DATE DU MINIMUM             1985-01-21
 10 IEME CENTILE                    7.9
 MEDIANE                           13.2
 90 IEME CENTILE                   69.6
 MAXIMUM                          187.0
 DATE DU MAXIMUM             1987-04-22
 ECART TYPE                        28.5





 NOM DE LA STATION - URAWA PURIFICATION PLANT       NUMERO DE LA STATION 080002
 PAYS - JAPON                                       PROFONDEUR(M)     236.5
 LOCATION - OCT. 2  LAT. 35/51/20  LONG. 139/39/40  ELEVATION(M) -17.1
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   EAU SOUTERR

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-28 TO 1987-12-24

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                           ECHANT INTEG   COND SPEC.         TEMP      PHENOLS
                                                                              
                                  00190        02041        02061        06532
                                    S/O        uS/cm           oC         mg/L


 NO. DE VALEURS - MENTION L           0            0            0            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           35           36            0
 MOYENNE                             1.         114.         16.2        0.005
 MINIMUM                             1.         110.         15.8             
 DATE DU MINIMUM             1985-01-28   1985-02-18   1985-12-17             
 10 IEME CENTILE                     1.         111.         15.8             
 MEDIANE                             1.         114.         16.2             
 90 IEME CENTILE                     1.         118.         16.4             
 MAXIMUM                             1.         120.         17.1             
 DATE DU MAXIMUM             1985-12-17   1985-10-07   1985-02-18             
 ECART TYPE                          0.           2.          0.3             




                                     CN       NO3NO2        NO2-N        NO3-N
                                                                              
                                  06606        07105        07207        07313
                                mg/L CN       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           6            0           22            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           14            0           22
 MOYENNE                          0.010         0.42         0.01         0.52
 MINIMUM                          0.010         0.23         0.01         0.33
 DATE DU MINIMUM             1985-03-07   1985-10-07   1986-03-18   1986-10-08
 10 IEME CENTILE                                0.25         0.01         0.34
 MEDIANE                          0.010         0.45         0.01         0.53
 90 IEME CENTILE                                0.50         0.01         0.59
 MAXIMUM                          0.010         0.58         0.01         0.64
 DATE DU MAXIMUM             1987-09-07   1985-12-17   1987-12-24   1987-12-24
 ECART TYPE                       0.000         0.09         0.00         0.08




                                    NH3      O2 DISS    Indice de       F DISS
                                                            Perm.             
                                  07551        08101        08401        09110
                                 mg/L N      mg/L O2      mg/L O2       mg/L F


 NO. DE VALEURS - MENTION L          36            0            8           26
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           36            6            9
 MOYENNE                           0.02          6.0           0.          0.1
 MINIMUM                           0.02          4.3           0.          0.0
 DATE DU MINIMUM             1985-01-28   1985-03-07   1985-01-28   1986-08-21
 10 IEME CENTILE                   0.02          5.0           0.          0.1
 MEDIANE                           0.02          6.2           0.          0.1
 90 IEME CENTILE                   0.02          6.6           0.          0.1
 MAXIMUM                           0.02          6.9           1.          0.1
 DATE DU MAXIMUM             1987-12-24   1987-12-24   1985-03-07   1986-09-29
 ECART TYPE                        0.00          0.6           0.          0.0




                                ALC TOT      ALC TOT           pH           pH
                                                                              
                                  10102        10120        10301        10302
                             mg/L CaCO3  meq/L CaCO3 UNITES DE pH UNITES DE pH


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         22           14           35            1
 MOYENNE                          50.73         1.03          7.4          7.4
 MINIMUM                          48.70         0.96          7.3             
 DATE DU MINIMUM             1987-12-24   1985-06-05   1986-05-12             
 10 IEME CENTILE                  49.22         0.98          7.4             
 MEDIANE                          50.50         1.01          7.4             
 90 IEME CENTILE                  52.10         1.09          7.5             
 MAXIMUM                          54.00         1.16          7.5             
 DATE DU MAXIMUM             1986-10-08   1985-10-07   1985-06-05             
 ECART TYPE                        1.19         0.05          0.1             




                            TENSIOACTIF      Na DISS      Na DISS      Mg DISS
                              ANIONIQUE                                       
                                  10702        11103        11105        12103
                                   mg/L      mg/L Na      mg/L Na      mg/L Mg


 NO. DE VALEURS - MENTION L           3            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           17            4           36
 MOYENNE                            0.2          10.          10.           3.
 MINIMUM                                         10.          10.           2.
 DATE DU MINIMUM                          1986-06-25   1987-10-21   1987-06-22
 10 IEME CENTILE                                 10.                        2.
 MEDIANE                                         10.          10.           3.
 90 IEME CENTILE                                 11.                        3.
 MAXIMUM                                         12.          11.           3.
 DATE DU MAXIMUM                          1986-11-05   1987-12-24   1985-02-18
 ECART TYPE                                       0.           1.           0.




                                Cl DISS         PCBS       K DISS       K DISS
                                                                              
                                  17204        18165        19103        19105
                                mg/L CL         ug/L       mg/L K       mg/L K


 NO. DE VALEURS - MENTION L           0            6            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            0           17            4
 MOYENNE                             4.        0.425          0.9          0.9
 MINIMUM                             2.        0.050          0.8          0.9
 DATE DU MINIMUM             1985-04-10   1987-03-30   1986-11-05   1987-12-24
 10 IEME CENTILE                     3.                       0.9             
 MEDIANE                             4.        0.500          0.9          0.9
 90 IEME CENTILE                     5.                       1.0             
 MAXIMUM                             6.        0.500          1.1          1.0
 DATE DU MAXIMUM             1986-06-25   1986-12-22   1986-10-08   1987-11-05
 ECART TYPE                          1.        0.184          0.1          0.1




                                Ca DISS       Cr HEX     Mn TOTAL     Fe TOTAL
                                                                              
                                  20101        24101        25004        26002
                                mg/L Ca      mg/L Cr      mg/L Mn      mg/L Fe


 NO. DE VALEURS - MENTION L           0            3           36           31
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            0            0            5
 MOYENNE                          9.614        0.020         0.01         0.01
 MINIMUM                          8.800                      0.01         0.01
 DATE DU MINIMUM             1986-11-05                1985-01-28   1985-01-28
 10 IEME CENTILE                  9.160                      0.01         0.01
 MEDIANE                          9.550                      0.01         0.01
 90 IEME CENTILE                 10.100                      0.01         0.01
 MAXIMUM                         10.800                      0.01         0.02
 DATE DU MAXIMUM             1987-06-22                1987-12-24   1987-02-16
 ECART TYPE                       0.438                      0.00         0.00




                               Cu TOTAL     Zn TOTAL     As TOTAL     Se TOTAL
                                                                              
                                  29006        30004        33003        34002
                                mg/L Cu      mg/L Zn      mg/L As      mg/L Se


 NO. DE VALEURS - MENTION L          11           11            6            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            0
 MOYENNE                          0.010        0.005        0.005        0.002
 MINIMUM                          0.010        0.005        0.005             
 DATE DU MINIMUM             1985-03-07   1985-03-07   1985-03-07             
 10 IEME CENTILE                  0.010        0.005                          
 MEDIANE                          0.010        0.005        0.005             
 90 IEME CENTILE                  0.010        0.005                          
 MAXIMUM                          0.010        0.005        0.005             
 DATE DU MAXIMUM             1987-12-24   1987-12-24   1987-09-07             
 ECART TYPE                       0.000        0.000        0.000             




                              COL. FEC.     Cd TOTAL     Hg TOTAL     Pb TOTAL
                                                                              
                                  36011        48002        80011        82002
                              No./100ml      mg/L Cd      ug/L Hg      mg/L Pb


 NO. DE VALEURS - MENTION L           0           13           11           13
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            0            1            0
 MOYENNE                             0.        0.005        0.500        0.010
 MINIMUM                             0.        0.005        0.500        0.010
 DATE DU MINIMUM             1985-01-28   1985-03-07   1985-03-07   1985-03-07
 10 IEME CENTILE                     0.        0.005        0.500        0.010
 MEDIANE                             0.        0.005        0.500        0.010
 90 IEME CENTILE                     0.        0.005        0.500        0.010
 MAXIMUM                             0.        0.005        0.500        0.010
 DATE DU MAXIMUM             1987-12-24   1987-12-24   1987-12-24   1987-12-24
 ECART TYPE                          0.        0.000        0.000        0.000




                             DEBIT INST.
                                       
                                  97160
                                   M3/S


 NO. DE VALEURS - MENTION L           0
 NO. DE VALEURS - MENTION G           0
 NO. DE VALEURS SANS MENTION         36
 MOYENNE                            0.0
 MINIMUM                            0.0
 DATE DU MINIMUM             1986-07-08
 10 IEME CENTILE                    0.0
 MEDIANE                            0.0
 90 IEME CENTILE                    0.0
 MAXIMUM                            0.0
 DATE DU MAXIMUM             1986-06-25
 ECART TYPE                         0.0





 NOM DE LA STATION - TONE RIVER AT TONE-OZEKI       NUMERO DE LA STATION 080003
 PAYS - JAPON                                       PROFONDEUR(M)       2.1
 LOCATION - OCT. 2  LAT. 36/10/50  LONG. 139/28/30  ELEVATION(M)  22.4
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-17 TO 1987-12-08

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02061        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0            9           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            0            0
 MOYENNE                           222.         13.5        0.005        0.006
 MINIMUM                             7.          3.5        0.005        0.005
 DATE DU MINIMUM             1985-06-18   1985-01-17   1985-01-17   1985-12-10
 10 IEME CENTILE                   150.          4.4                     0.005
 MEDIANE                           237.         13.5        0.005        0.005
 90 IEME CENTILE                   274.         22.1                     0.010
 MAXIMUM                           301.         26.6        0.005        0.010
 DATE DU MAXIMUM             1987-11-18   1987-07-14   1985-09-18   1985-08-20
 ECART TYPE                         58.          7.0        0.000        0.002




                                 N Kjel       NO3NO2        NO2-N        NO3-N
                                                                              
                                  07001        07105        07207        07313
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            9           12           12
 MOYENNE                            2.4         1.81         0.05         1.81
 MINIMUM                            1.1         1.32         0.03         0.96
 DATE DU MINIMUM             1986-06-17   1985-08-20   1987-02-17   1987-06-16
 10 IEME CENTILE                    1.4                      0.03         1.03
 MEDIANE                            2.5         1.75         0.05         1.65
 90 IEME CENTILE                    3.2                      0.07         2.44
 MAXIMUM                            3.8         2.53         0.08         2.80
 DATE DU MAXIMUM             1986-09-16   1985-07-16   1987-12-08   1986-08-19
 ECART TYPE                         0.7         0.38         0.01         0.54




                                    NH3          NH3      O2 DISS          DBO
                                                                              
                                  07551        07556        08101        08201
                                 mg/L N       mg/L N      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           2            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         22           12           36           34
 MOYENNE                           0.19         0.22          9.9           1.
 MINIMUM                           0.02         0.05          7.2           1.
 DATE DU MINIMUM             1985-07-16   1987-09-16   1986-08-19   1985-09-18
 10 IEME CENTILE                   0.02         0.06          7.8           1.
 MEDIANE                           0.13         0.23          9.6           1.
 90 IEME CENTILE                   0.39         0.36         12.1           2.
 MAXIMUM                           0.50         0.41         12.7           3.
 DATE DU MAXIMUM             1985-02-19   1987-02-17   1986-02-18   1986-02-18
 ECART TYPE                        0.15         0.11          1.7           0.




                              Indice de       F DISS       F DISS       F DISS
                                  Perm.                                       
                                  08401        09104        09105        09110
                                mg/L O2       MG/L F       mg/L F       mg/L F


 NO. DE VALEURS - MENTION L           0            0            0            1
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          8            4            1            1
 MOYENNE                             1.          0.1          0.2          0.1
 MINIMUM                             1.          0.1                          
 DATE DU MINIMUM             1985-08-20   1987-06-16                          
 10 IEME CENTILE                                                              
 MEDIANE                             1.          0.1                          
 90 IEME CENTILE                                                              
 MAXIMUM                             2.          0.2                          
 DATE DU MAXIMUM             1985-04-16   1987-02-17                          
 ECART TYPE                          0.          0.0                          




                                ALC TOT      ALC TOT           pH           pH
                                                                              
                                  10102        10120        10300        10302
                             mg/L CaCO3  meq/L CaCO3 UNITES DE pH UNITES DE pH


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         27            9           23           12
 MOYENNE                          30.07         0.55          7.1          7.1
 MINIMUM                          17.50         0.33          6.9          6.9
 DATE DU MINIMUM             1986-06-17   1985-05-21   1985-05-21   1987-05-19
 10 IEME CENTILE                  18.00                       6.9          6.9
 MEDIANE                          29.00         0.52          7.1          7.1
 90 IEME CENTILE                  39.65                       7.3          7.3
 MAXIMUM                          41.50         0.80          7.3          7.4
 DATE DU MAXIMUM             1987-08-18   1985-09-18   1986-10-14   1987-07-14
 ECART TYPE                        7.36         0.13          0.1          0.1




                               MAT.SUSP  TENSIOACTIF      P ORTHO P ORTHO DISS
                                  105oC    ANIONIQUE        TOTAL             
                                  10401        10702        15205        15255
                                   mg/L         mg/L       mg/L P       mg/L P


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            7           27            9
 MOYENNE                             9.          0.0        0.035        0.028
 MINIMUM                             2.          0.0        0.013        0.007
 DATE DU MINIMUM             1985-10-16   1985-08-20   1986-05-20   1985-05-21
 10 IEME CENTILE                     3.                     0.018             
 MEDIANE                             6.          0.0        0.036        0.023
 90 IEME CENTILE                    15.                     0.049             
 MAXIMUM                            86.          0.1        0.062        0.062
 DATE DU MAXIMUM             1986-08-19   1985-04-16   1987-07-14   1985-01-17
 ECART TYPE                         14.          0.0        0.012        0.016




                                SULFATE      SULFATE      SULFATE      Cl DISS
                                                                              
                                  16302        16304        16306        17204
                               mg/L SO4     mg/L SO4     mg/L SO4      mg/L CL


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            1            4           36
 MOYENNE                            40.          41.          39.          17.
 MINIMUM                                                      28.           9.
 DATE DU MINIMUM                                       1987-06-16   1986-05-20
 10 IEME CENTILE                                                           11.
 MEDIANE                                                      39.          18.
 90 IEME CENTILE                                                           22.
 MAXIMUM                                                      49.          25.
 DATE DU MAXIMUM                                       1987-12-08   1987-12-08
 ECART TYPE                                                   11.           4.




                               Cr TOTAL       Cr HEX     Mn TOTAL      Mn DISS
                                                                              
                                  24002        24101        25004        25104
                                mg/L Cr      mg/L Cr      mg/L Mn      mg/L Mn


 NO. DE VALEURS - MENTION L           7            3            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36            8
 MOYENNE                          0.003        0.003         0.06         0.04
 MINIMUM                          0.003                      0.02         0.00
 DATE DU MINIMUM             1985-12-10                1985-06-18   1986-08-19
 10 IEME CENTILE                                             0.03             
 MEDIANE                          0.003                      0.06         0.04
 90 IEME CENTILE                                             0.08             
 MAXIMUM                          0.003                      0.22         0.07
 DATE DU MAXIMUM             1987-12-08                1985-10-16   1987-02-17
 ECART TYPE                       0.000                      0.04         0.03




                               Fe TOTAL     Fe TOTAL      Fe DISS     Cu TOTAL
                                                                              
                                  26002        26004        26104        29006
                                mg/L Fe      mg/L Fe      mg/L Fe      mg/L Cu


 NO. DE VALEURS - MENTION L           0            0            0           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           24            9            0
 MOYENNE                           0.28         0.35         0.02        0.010
 MINIMUM                           0.16         0.02         0.01        0.010
 DATE DU MINIMUM             1987-04-14   1985-06-18   1986-08-19   1985-02-19
 10 IEME CENTILE                   0.16         0.02                     0.010
 MEDIANE                           0.28         0.23         0.02        0.010
 90 IEME CENTILE                   0.36         0.58                     0.010
 MAXIMUM                           0.37         2.30         0.03        0.010
 DATE DU MAXIMUM             1987-09-16   1986-08-19   1987-06-16   1987-12-08
 ECART TYPE                        0.07         0.47         0.01        0.000




                               Zn TOTAL     As TOTAL     As TOTAL      As DISS
                                                                              
                                  30004        33003        33007        33104
                                mg/L Zn      mg/L As      mg/L As      mg/L As


 NO. DE VALEURS - MENTION L           1            7            1            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          9            0            0            0
 MOYENNE                          0.010        0.003        0.001        0.001
 MINIMUM                          0.005        0.001                          
 DATE DU MINIMUM             1985-08-20   1987-02-17                          
 10 IEME CENTILE                  0.005                                       
 MEDIANE                          0.008        0.001                          
 90 IEME CENTILE                  0.010                                       
 MAXIMUM                          0.032        0.005                          
 DATE DU MAXIMUM             1986-02-18   1985-08-20                          
 ECART TYPE                       0.008        0.002                          




                             COLIFORMES    COL. FEC.     Cd TOTAL     Cd TOTAL
                                  TOTAU                                       
                                  36001        36011        48001        48002
                              No./100ml    No./100ml      mg/L Cd      mg/L Cd


 NO. DE VALEURS - MENTION L           0            0            6            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         27           36            0            0
 MOYENNE                         13148.        2197.        0.005        0.005
 MINIMUM                          1100.          22.        0.005        0.005
 DATE DU MINIMUM             1987-03-17   1985-12-10   1985-02-19   1987-02-17
 10 IEME CENTILE                  1930.          50.                          
 MEDIANE                          4900.         745.        0.005        0.005
 90 IEME CENTILE                 33000.        3360.                          
 MAXIMUM                         92000.       33003.        0.005        0.005
 DATE DU MAXIMUM             1985-10-16   1987-02-17   1986-12-09   1987-12-08
 ECART TYPE                      18672.        5532.        0.000        0.000




                               Hg TOTAL     Pb TOTAL     Pb TOTAL   DEBIT INST.
                                                                              
                                  80011        82001        82002        97160
                                ug/L Hg      mg/L Pb      mg/L Pb         M3/S


 NO. DE VALEURS - MENTION L          10            6            4            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0           36
 MOYENNE                          0.950        0.010        0.010        169.6
 MINIMUM                          0.500        0.010        0.010         81.0
 DATE DU MINIMUM             1985-02-19   1985-02-19   1987-02-17   1985-01-17
 10 IEME CENTILE                  0.500                                   95.8
 MEDIANE                          0.500        0.010        0.010        155.0
 90 IEME CENTILE                  0.500                                  280.6
 MAXIMUM                          5.000        0.010        0.010        350.0
 DATE DU MAXIMUM             1985-06-18   1986-12-09   1987-12-08   1986-08-19
 ECART TYPE                       1.423        0.000        0.000         72.8





 NOM DE LA STATION - SUGINAMI FILTRATION PLANT      NUMERO DE LA STATION 080004
 PAYS - JAPON                                       PROFONDEUR(M)      14.0
 LOCATION - OCT. 2  LAT. 35/43/30  LONG. 139/35/30  ELEVATION(M)  42.6
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   EAU SOUTERR

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-02-04 TO 1987-11-04

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02061        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0            3           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           12            0            0
 MOYENNE                           254.         15.6        0.005        0.006
 MINIMUM                           244.         15.1                     0.005
 DATE DU MINIMUM             1985-08-05   1987-05-06                1985-11-06
 10 IEME CENTILE                   245.         15.1                     0.005
 MEDIANE                           254.         15.6                     0.005
 90 IEME CENTILE                   262.         16.0                     0.010
 MAXIMUM                           266.         16.2                     0.010
 DATE DU MAXIMUM             1987-08-05   1987-11-04                1985-08-05
 ECART TYPE                          7.          0.4                     0.002




                                 NO3NO2        NO3-N          NH3          NH3
                                                                              
                                  07105        07313        07551        07556
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            8            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            9            0            2
 MOYENNE                           8.53         8.92         0.02         0.01
 MINIMUM                                        8.60         0.02         0.00
 DATE DU MINIMUM                          1986-02-03   1985-02-04   1987-02-04
 10 IEME CENTILE                                                              
 MEDIANE                                        8.70         0.02         0.01
 90 IEME CENTILE                                                              
 MAXIMUM                                       10.00         0.02         0.02
 DATE DU MAXIMUM                          1987-02-04   1986-11-05   1987-11-04
 ECART TYPE                                     0.46         0.00         0.01




                                O2 DISS          DBO    Indice de       F DISS
                                                            Perm.             
                                  08101        08201        08401        09104
                                mg/L O2      mg/L O2      mg/L O2       MG/L F


 NO. DE VALEURS - MENTION L           0            0            0            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         11            3            3            2
 MOYENNE                            8.3           1.           0.          0.0
 MINIMUM                            7.1                                    0.0
 DATE DU MINIMUM             1987-11-04                             1985-02-04
 10 IEME CENTILE                    7.1                                       
 MEDIANE                            8.1                                    0.0
 90 IEME CENTILE                    8.7                                       
 MAXIMUM                           10.9                                    0.1
 DATE DU MAXIMUM             1987-05-06                             1985-11-06
 ECART TYPE                         1.0                                    0.0





                                 F DISS      ALC TOT      ALC TOT           pH
                                                                              
                                  09110        10102        10120        10300
                                 mg/L F   mg/L CaCO3  meq/L CaCO3 UNITES DE pH


 NO. DE VALEURS - MENTION L           2            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            9            3            8
 MOYENNE                            0.0        43.11         0.89          6.1
 MINIMUM                                       42.00                       6.1
 DATE DU MINIMUM                          1987-02-04                1985-02-04
 10 IEME CENTILE                                                              
 MEDIANE                                       43.00                       6.1
 90 IEME CENTILE                                                              
 MAXIMUM                                       44.50                       6.1
 DATE DU MAXIMUM                          1986-08-04                1986-11-05
 ECART TYPE                                     0.82                       0.0




                                     pH  TENSIOACTIF     Mg TOTAL      Mg DISS
                                           ANIONIQUE                          
                                  10302        10702        12003        12103
                           UNITES DE pH         mg/L      mg/L Mg      mg/L Mg


 NO. DE VALEURS - MENTION L           0            1            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          4            2            3            9
 MOYENNE                            6.1          0.0          11.          10.
 MINIMUM                            6.0                                    10.
 DATE DU MINIMUM             1987-08-05                             1985-11-06
 10 IEME CENTILE                                                              
 MEDIANE                            6.1                                    10.
 90 IEME CENTILE                                                              
 MAXIMUM                            6.1                                    12.
 DATE DU MAXIMUM             1987-05-06                             1986-02-03
 ECART TYPE                         0.0                                     1.




                              SIL REACT      P ORTHO      SULFATE      SULFATE
                                               TOTAL                          
                                  14101        15205        16302        16306
                              mg/L SiO2       mg/L P     mg/L SO4     mg/L SO4


 NO. DE VALEURS - MENTION L           0            1            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            2            8            4
 MOYENNE                          24.00        0.009          11.          12.
 MINIMUM                                                      10.          11.
 DATE DU MINIMUM                                       1985-05-08   1987-02-04
 10 IEME CENTILE                                                              
 MEDIANE                                                      11.          12.
 90 IEME CENTILE                                                              
 MAXIMUM                                                      13.          12.
 DATE DU MAXIMUM                                       1986-02-03   1987-08-05
 ECART TYPE                                                    1.           1.




                                Cl DISS      Ca DISS     Cr TOTAL       Cr HEX
                                                                              
                                  17204        20101        24002        24101
                                mg/L CL      mg/L Ca      mg/L Cr      mg/L Cr


 NO. DE VALEURS - MENTION L           0            0            7            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           12            0            0
 MOYENNE                            22.       21.500        0.003        0.003
 MINIMUM                            21.       16.000        0.003             
 DATE DU MINIMUM             1987-11-04   1985-02-04   1985-11-06             
 10 IEME CENTILE                    21.       16.400                          
 MEDIANE                            22.       19.000        0.003             
 90 IEME CENTILE                    23.       30.760                          
 MAXIMUM                            24.       36.000        0.005             
 DATE DU MAXIMUM             1985-08-05   1986-02-03   1987-02-04             
 ECART TYPE                          1.        6.676        0.001             




                               Mn TOTAL     Mn TOTAL     Fe TOTAL     Fe TOTAL
                                                                              
                                  25004        25009        26002        26004
                                mg/L Mn      mg/L Mn      mg/L Fe      mg/L Fe


 NO. DE VALEURS - MENTION L           8            4            8            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            0
 MOYENNE                           0.01         0.01         0.01         0.01
 MINIMUM                           0.01         0.01         0.01         0.01
 DATE DU MINIMUM             1986-02-03   1985-02-04   1985-02-04   1986-02-03
 10 IEME CENTILE                                                              
 MEDIANE                           0.01         0.01         0.01         0.01
 90 IEME CENTILE                                                              
 MAXIMUM                           0.01         0.01         0.01         0.01
 DATE DU MAXIMUM             1987-11-04   1985-11-06   1987-11-04   1986-11-05
 ECART TYPE                        0.00         0.00         0.00         0.00




                               Cu TOTAL     Zn TOTAL     As TOTAL     As TOTAL
                                                                              
                                  29006        30004        33003        33007
                                mg/L Cu      mg/L Zn      mg/L As      mg/L As


 NO. DE VALEURS - MENTION L          10            5            8            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            5            0            0
 MOYENNE                          0.010        0.007        0.002        0.001
 MINIMUM                          0.010        0.005        0.001             
 DATE DU MINIMUM             1985-02-04   1985-08-05   1985-11-06             
 10 IEME CENTILE                  0.010        0.005                          
 MEDIANE                          0.010        0.005        0.001             
 90 IEME CENTILE                  0.010        0.008                          
 MAXIMUM                          0.010        0.018        0.005             
 DATE DU MAXIMUM             1987-11-04   1986-11-05   1985-08-05             
 ECART TYPE                       0.000        0.004        0.002             




                             COLIFORMES    COL. FEC.     Cd TOTAL     Cd TOTAL
                                  TOTAU                                       
                                  36001        36011        48001        48002
                              No./100ml    No./100ml      mg/L Cd      mg/L Cd


 NO. DE VALEURS - MENTION L           0            2            6            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          8            2            0            0
 MOYENNE                             0.           1.        0.005        0.005
 MINIMUM                             0.           0.        0.005        0.005
 DATE DU MINIMUM             1986-02-03   1985-02-04   1985-02-04   1987-02-04
 10 IEME CENTILE                                                              
 MEDIANE                             0.           1.        0.005        0.005
 90 IEME CENTILE                                                              
 MAXIMUM                             0.           2.        0.005        0.005
 DATE DU MAXIMUM             1987-11-04   1985-08-05   1986-11-05   1987-11-04
 ECART TYPE                          0.           1.        0.000        0.000




                               Hg TOTAL     Pb TOTAL     Pb TOTAL   DEBIT INST.
                                                                              
                                  80011        82001        82002        97160
                                ug/L Hg      mg/L Pb      mg/L Pb         M3/S


 NO. DE VALEURS - MENTION L          10            6            4            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            3
 MOYENNE                          0.500        0.010        0.010          0.1
 MINIMUM                          0.500        0.010        0.010             
 DATE DU MINIMUM             1985-02-04   1985-02-04   1987-02-04             
 10 IEME CENTILE                  0.500                                       
 MEDIANE                          0.500        0.010        0.010             
 90 IEME CENTILE                  0.500                                       
 MAXIMUM                          0.500        0.010        0.010             
 DATE DU MAXIMUM             1987-11-04   1986-11-05   1987-11-04             
 ECART TYPE                       0.000        0.000        0.000             





 NOM DE LA STATION - OKUSAGAMI RESERVOIR AT INTAKE  NUMERO DE LA STATION 080005
 PAYS - JAPON                                       PROFONDEUR(M)      10.0
 LOCATION - OCT. 2  LAT. 35/32/45  LONG. 139/08/27  ELEVATION(M) 314.0
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   LAC/RESERVO

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-21 TO 1987-12-15

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP        TRANS          COT
                                                                              
                                  02041        02061        02076        06001
                                  uS/cm           oC        METRE       mg/L C


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           36            1
 MOYENNE                            96.         13.0          4.8           0.
 MINIMUM                            74.          4.2          1.1             
 DATE DU MINIMUM             1985-04-15   1985-01-21   1985-07-15             
 10 IEME CENTILE                    86.          4.8          1.7             
 MEDIANE                            98.         13.1          4.1             
 90 IEME CENTILE                   102.         19.9          8.8             
 MAXIMUM                           105.         26.2         10.1             
 DATE DU MAXIMUM             1987-05-18   1987-08-17   1986-12-15             
 ECART TYPE                          7.          6.1          2.6             




                                PHENOLS           CN       NO3NO2        NO2-N
                                                                              
                                  06532        06606        07105        07207
                                   mg/L      mg/L CN       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           6            6            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           12           24
 MOYENNE                          0.004        0.005         0.53         0.00
 MINIMUM                          0.001        0.005         0.40         0.00
 DATE DU MINIMUM             1987-04-13   1985-04-15   1985-12-17   1987-01-19
 10 IEME CENTILE                                             0.41         0.00
 MEDIANE                          0.005        0.005         0.54         0.00
 90 IEME CENTILE                                             0.60         0.00
 MAXIMUM                          0.005        0.005         0.71         0.00
 DATE DU MAXIMUM             1986-10-20   1987-10-19   1985-04-15   1986-04-14
 ECART TYPE                       0.002        0.000         0.09         0.00




                                  NO3-N          NH3 POURC.SAT.OD      O2 DISS
                                                                              
                                  07313        07551        08001        08101
                                 mg/L N       mg/L N  POURCENTAGE      mg/L O2


 NO. DE VALEURS - MENTION L           0           13            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         24           23           12           36
 MOYENNE                           0.50         0.02         100.         10.2
 MINIMUM                           0.27         0.01          92.          7.6
 DATE DU MINIMUM             1987-04-13   1985-02-18   1987-07-21   1985-08-19
 10 IEME CENTILE                   0.33         0.01          92.          8.2
 MEDIANE                           0.49         0.02         100.         10.1
 90 IEME CENTILE                   0.65         0.03         105.         12.0
 MAXIMUM                           0.83         0.05         107.         12.4
 DATE DU MAXIMUM             1986-09-16   1985-07-15   1987-03-16   1985-02-18
 ECART TYPE                        0.12         0.01           4.          1.5




                                    DBO    Indice de       F DISS      ALC TOT
                                               Perm.                          
                                  08201        08401        09105        10102
                                mg/L O2      mg/L O2       mg/L F   mg/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            6           30
 MOYENNE                             1.           0.          0.1        26.12
 MINIMUM                             0.           0.          0.0         0.48
 DATE DU MINIMUM             1985-04-15   1985-02-18   1986-04-14   1985-04-15
 10 IEME CENTILE                     0.           0.                      0.60
 MEDIANE                             0.           0.          0.0        32.50
 90 IEME CENTILE                     1.           1.                     34.00
 MAXIMUM                             2.           1.          0.1        36.00
 DATE DU MAXIMUM             1987-07-21   1987-09-14   1985-04-15   1987-08-17
 ECART TYPE                          0.           0.          0.0        13.10




                                ALC TOT           pH     MAT.VOL.  TENSIOACTIF
                                                             SUSP    ANIONIQUE
                                  10120        10300        10511        10702
                            meq/L CaCO3 UNITES DE pH         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            0           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6           36            2           26
 MOYENNE                           0.66          7.4           0.          0.0
 MINIMUM                           0.56          7.2                       0.0
 DATE DU MINIMUM             1985-07-15   1987-02-16                1985-02-18
 10 IEME CENTILE                                 7.3                       0.0
 MEDIANE                           0.67          7.3                       0.0
 90 IEME CENTILE                                 7.4                       0.0
 MAXIMUM                           0.72          7.6                       0.0
 DATE DU MAXIMUM             1985-09-17   1987-08-17                1986-12-15
 ECART TYPE                        0.06          0.1                       0.0




                                Mg DISS    SIL REACT      P ORTHO P ORTHO DISS
                                                            TOTAL             
                                  12103        14101        15205        15255
                                mg/L Mg    mg/L SiO2       mg/L P       mg/L P


 NO. DE VALEURS - MENTION L           0            0            4            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           17            9
 MOYENNE                             3.        17.56        0.005        0.005
 MINIMUM                             2.        11.00        0.003        0.003
 DATE DU MINIMUM             1987-05-18   1985-04-15   1986-01-20   1985-01-21
 10 IEME CENTILE                     2.        13.60        0.003        0.003
 MEDIANE                             3.        18.00        0.003        0.003
 90 IEME CENTILE                     3.        20.00        0.007        0.009
 MAXIMUM                             5.        20.00        0.013        0.020
 DATE DU MAXIMUM             1986-05-19   1986-09-16   1987-08-17   1985-07-15
 ECART TYPE                          1.         2.25        0.003        0.005




                                P TOTAL      SULFATE      Cl DISS      ALDRINE
                                                                              
                                  15405        16306        17204        18130
                                 mg/L P     mg/L SO4      mg/L CL         ug/L


 NO. DE VALEURS - MENTION L           6            0            0            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18           36           36            0
 MOYENNE                          0.015           9.           3.        0.001
 MINIMUM                          0.010           5.           2.             
 DATE DU MINIMUM             1986-01-20   1985-07-15   1985-04-15             
 10 IEME CENTILE                  0.010           6.           2.             
 MEDIANE                          0.010          10.           3.             
 90 IEME CENTILE                  0.020          12.           4.             
 MAXIMUM                          0.080          12.           5.             
 DATE DU MAXIMUM             1986-09-16   1985-12-17   1987-05-18             
 ECART TYPE                       0.015           2.           1.             




                              DIELDRINE         PCBS      Ca DISS     Cr TOTAL
                                                                              
                                  18150        18165        20101        24002
                                   ug/L         ug/L      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           3           35            0            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36            0
 MOYENNE                          0.002        0.100       10.844        0.010
 MINIMUM                                       0.100        7.800        0.010
 DATE DU MINIMUM                          1985-01-21   1985-04-15   1985-04-15
 10 IEME CENTILE                               0.100        9.600             
 MEDIANE                                       0.100       11.000        0.010
 90 IEME CENTILE                               0.100       12.000             
 MAXIMUM                                       0.100       13.000        0.010
 DATE DU MAXIMUM                          1987-12-15   1987-09-14   1987-10-19
 ECART TYPE                                    0.000        1.062        0.000




                               Mn TOTAL      Mn DISS     Fe TOTAL     Fe TOTAL
                                                                              
                                  25004        25104        26002        26004
                                mg/L Mn      mg/L Mn      mg/L Fe      mg/L Fe


 NO. DE VALEURS - MENTION L           8           12            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         28           24            5           31
 MOYENNE                           0.01         0.01         0.09         0.10
 MINIMUM                           0.01         0.01         0.06         0.01
 DATE DU MINIMUM             1985-01-21   1985-01-21   1985-05-20   1986-01-20
 10 IEME CENTILE                   0.01         0.01                      0.02
 MEDIANE                           0.01         0.01         0.08         0.09
 90 IEME CENTILE                   0.02         0.02                      0.20
 MAXIMUM                           0.03         0.02         0.14         0.29
 DATE DU MAXIMUM             1985-09-17   1987-06-15   1985-03-04   1987-10-19
 ECART TYPE                        0.01         0.00         0.03         0.07




                                Fe DISS     Cu TOTAL     Zn TOTAL     As TOTAL
                                                                              
                                  26104        29006        30004        33003
                                mg/L Fe      mg/L Cu      mg/L Zn      mg/L As


 NO. DE VALEURS - MENTION L           1            6            6            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          5            0            0            0
 MOYENNE                           0.02        0.010        0.010        0.010
 MINIMUM                           0.01        0.010        0.010        0.010
 DATE DU MINIMUM             1985-10-14   1985-04-15   1985-04-15   1985-04-15
 10 IEME CENTILE                                                              
 MEDIANE                           0.02        0.010        0.010        0.010
 90 IEME CENTILE                                                              
 MAXIMUM                           0.04        0.010        0.010        0.010
 DATE DU MAXIMUM             1987-10-19   1987-10-19   1987-10-19   1987-10-19
 ECART TYPE                        0.01        0.000        0.000        0.000




                               Se TOTAL   COLIFORMES    COL. FEC.  STREP. FEC.
                                               TOTAU                          
                                  34002        36001        36011        36101
                                mg/L Se    No./100ml    No./100ml    No./100ml


 NO. DE VALEURS - MENTION L           6            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           24           36           36
 MOYENNE                          0.001         935.          88.          33.
 MINIMUM                          0.001         130.           4.           0.
 DATE DU MINIMUM             1985-04-15   1987-01-19   1986-04-14   1985-01-21
 10 IEME CENTILE                                268.           8.           1.
 MEDIANE                          0.001         490.          49.          11.
 90 IEME CENTILE                               2300.         213.          58.
 MAXIMUM                          0.001        4900.         490.         490.
 DATE DU MAXIMUM             1987-10-19   1986-09-16   1987-12-15   1986-09-16
 ECART TYPE                       0.000        1181.         118.          83.




                             NO. PHYTO.    NO. PHYTO     Cd TOTAL     Hg TOTAL
                                                                              
                                  36301        36304        48001        80011
                                  No./L       No./ml      mg/L Cd      ug/L Hg


 NO. DE VALEURS - MENTION L           0            0           36           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12            3            0            0
 MOYENNE                           172.         264.        0.001        0.100
 MINIMUM                            19.                     0.001        0.100
 DATE DU MINIMUM             1985-07-15                1985-01-21   1985-01-21
 10 IEME CENTILE                    21.                     0.001        0.100
 MEDIANE                           136.                     0.001        0.100
 90 IEME CENTILE                   303.                     0.001        0.100
 MAXIMUM                           475.                     0.001        0.100
 DATE DU MAXIMUM             1985-10-14                1987-12-15   1987-12-15
 ECART TYPE                        137.                     0.000        0.000




                               Pb TOTAL     Pb TOTAL     TEMP-AIR
                                                                 
                                  82001        82002        97060
                                mg/L Pb      mg/L Pb           oC


 NO. DE VALEURS - MENTION L          12           24            0
 NO. DE VALEURS - MENTION G           0            0            0
 NO. DE VALEURS SANS MENTION          0            0           12
 MOYENNE                          0.005        0.008         15.9
 MINIMUM                          0.005        0.005          4.9
 DATE DU MINIMUM             1985-01-21   1986-01-20   1985-12-17
 10 IEME CENTILE                  0.005        0.005          5.4
 MEDIANE                          0.005        0.007         14.9
 90 IEME CENTILE                  0.005        0.010         26.0
 MAXIMUM                          0.005        0.010         28.6
 DATE DU MAXIMUM             1985-12-17   1987-12-15   1985-07-15
 ECART TYPE                       0.000        0.003          8.1





 NOM DE LA STATION - SAGAMI RESERVOIR AT INTAKE     NUMERO DE LA STATION 080006
 PAYS - JAPON                                       PROFONDEUR(M)      19.4
 LOCATION - OCT. 2  LAT. 35/36/49  LONG. 139/12/00  ELEVATION(M) 167.0
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   LAC/RESERVO

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-16 TO 1987-12-25

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP        TRANS          COT
                                                                              
                                  02041        02061        02076        06001
                                  uS/cm           oC        METRE       mg/L C


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           36            1
 MOYENNE                           146.         15.2          1.9           1.
 MINIMUM                           103.          6.2          0.2             
 DATE DU MINIMUM             1986-09-08   1986-02-10   1986-09-08             
 10 IEME CENTILE                   121.          6.8          0.4             
 MEDIANE                           148.         15.6          1.9             
 90 IEME CENTILE                   160.         23.0          2.9             
 MAXIMUM                           194.         26.3          3.7             
 DATE DU MAXIMUM             1985-09-09   1987-08-10   1986-01-14             
 ECART TYPE                         17.          6.3          0.9             




                                PHENOLS           CN       NO3NO2        NO2-N
                                                                              
                                  06532        06606        07105        07207
                                   mg/L      mg/L CN       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           6            6            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           12           24
 MOYENNE                          0.004        0.005         1.07         0.02
 MINIMUM                          0.001        0.005         0.46         0.02
 DATE DU MINIMUM             1987-04-06   1985-04-08   1985-09-09   1986-08-11
 10 IEME CENTILE                                             0.53         0.02
 MEDIANE                          0.005        0.005         1.08         0.02
 90 IEME CENTILE                                             1.39         0.03
 MAXIMUM                          0.005        0.005         1.50         0.04
 DATE DU MAXIMUM             1986-10-13   1987-10-12   1985-04-08   1987-09-07
 ECART TYPE                       0.002        0.000         0.28         0.00




                                  NO3-N          NH3 POURC.SAT.OD      O2 DISS
                                                                              
                                  07313        07551        08001        08101
                                 mg/L N       mg/L N  POURCENTAGE      mg/L O2


 NO. DE VALEURS - MENTION L           0            3            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         24           33           12           36
 MOYENNE                           1.01         0.04         107.         10.4
 MINIMUM                           0.47         0.01          75.          6.3
 DATE DU MINIMUM             1987-06-08   1986-08-11   1987-01-12   1987-09-07
 10 IEME CENTILE                   0.52         0.02          75.          8.3
 MEDIANE                           1.07         0.04          95.          9.7
 90 IEME CENTILE                   1.25         0.06         142.         12.1
 MAXIMUM                           1.40         0.13         183.         25.9
 DATE DU MAXIMUM             1986-08-11   1986-03-10   1987-06-08   1985-09-09
 ECART TYPE                        0.26         0.02          34.          3.1




                                    DBO    Indice de       F DISS      ALC TOT
                                               Perm.                          
                                  08201        08401        09105        10102
                                mg/L O2      mg/L O2       mg/L F   mg/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            6           30
 MOYENNE                             2.           1.          0.1        36.17
 MINIMUM                             0.           0.          0.1         0.64
 DATE DU MINIMUM             1986-11-10   1986-12-08   1986-04-07   1985-04-08
 10 IEME CENTILE                     1.           1.                      0.84
 MEDIANE                             1.           1.          0.1        43.00
 90 IEME CENTILE                     3.           2.                     52.00
 MAXIMUM                             7.          14.          0.1        54.00
 DATE DU MAXIMUM             1985-09-09   1985-09-09   1987-04-06   1987-08-10
 ECART TYPE                          1.           2.          0.0        18.89




                                ALC TOT           pH     MAT.VOL.  TENSIOACTIF
                                                             SUSP    ANIONIQUE
                                  10120        10300        10511        10702
                            meq/L CaCO3 UNITES DE pH         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            0            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6           36            2           34
 MOYENNE                           0.92          7.8           0.          0.0
 MINIMUM                           0.68          7.1                       0.0
 DATE DU MINIMUM             1985-07-08   1985-02-12                1985-03-12
 10 IEME CENTILE                                 7.2                       0.0
 MEDIANE                           0.95          7.4                       0.0
 90 IEME CENTILE                                 8.9                       0.0
 MAXIMUM                           1.04         11.0                       0.1
 DATE DU MAXIMUM             1985-12-09   1985-09-09                1987-02-09
 ECART TYPE                        0.13          0.8                       0.0




                                Mg DISS    SIL REACT      P ORTHO P ORTHO DISS
                                                            TOTAL             
                                  12103        14101        15205        15255
                                mg/L Mg    mg/L SiO2       mg/L P       mg/L P


 NO. DE VALEURS - MENTION L           0            0            2            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           17           12
 MOYENNE                             4.        24.69        0.045        0.040
 MINIMUM                             3.        17.00        0.003        0.010
 DATE DU MINIMUM             1985-07-08   1985-04-08   1986-07-07   1985-09-09
 10 IEME CENTILE                     4.        21.00        0.003        0.011
 MEDIANE                             4.        24.50        0.059        0.039
 90 IEME CENTILE                     5.        29.30        0.074        0.074
 MAXIMUM                             6.        34.00        0.100        0.082
 DATE DU MAXIMUM             1987-06-08   1986-03-10   1986-01-14   1985-12-09
 ECART TYPE                          1.         3.50        0.031        0.025




                                P TOTAL      SULFATE      Cl DISS      ALDRINE
                                                                              
                                  15405        16306        17204        18130
                                 mg/L P     mg/L SO4      mg/L CL         ug/L


 NO. DE VALEURS - MENTION L           0            0            0            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         24           36           36            0
 MOYENNE                          0.085          14.           6.        0.001
 MINIMUM                          0.050           9.           4.             
 DATE DU MINIMUM             1987-07-13   1985-10-07   1987-12-25             
 10 IEME CENTILE                  0.060          11.           4.             
 MEDIANE                          0.080          14.           6.             
 90 IEME CENTILE                  0.115          16.           8.             
 MAXIMUM                          0.140          19.           9.             
 DATE DU MAXIMUM             1986-03-10   1985-11-11   1987-08-10             
 ECART TYPE                       0.022           2.           1.             




                              DIELDRINE         PCBS      Ca DISS     Cr TOTAL
                                                                              
                                  18150        18165        20101        24002
                                   ug/L         ug/L      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           3           36            0            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36            0
 MOYENNE                          0.002        0.100       13.944        0.010
 MINIMUM                                       0.100       10.000        0.010
 DATE DU MINIMUM                          1985-01-16   1985-04-08   1985-04-08
 10 IEME CENTILE                               0.100       12.000             
 MEDIANE                                       0.100       14.000        0.010
 90 IEME CENTILE                               0.100       16.000             
 MAXIMUM                                       0.100       16.000        0.010
 DATE DU MAXIMUM                          1987-12-25   1986-03-10   1987-10-12
 ECART TYPE                                    0.000        1.413        0.000




                               Mn TOTAL      Mn DISS     Fe TOTAL     Fe TOTAL
                                                                              
                                  25004        25104        26002        26004
                                mg/L Mn      mg/L Mn      mg/L Fe      mg/L Fe


 NO. DE VALEURS - MENTION L           0           15            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           21            5           31
 MOYENNE                           0.04         0.02         0.24         0.33
 MINIMUM                           0.01         0.01         0.04         0.03
 DATE DU MINIMUM             1985-05-13   1985-03-12   1985-05-13   1985-10-07
 10 IEME CENTILE                   0.01         0.01                      0.05
 MEDIANE                           0.02         0.01         0.19         0.11
 90 IEME CENTILE                   0.10         0.07                      0.35
 MAXIMUM                           0.14         0.12         0.75         4.60
 DATE DU MAXIMUM             1987-03-09   1987-03-09   1985-02-12   1986-09-08
 ECART TYPE                        0.04         0.03         0.29         0.84




                                Fe DISS     Cu TOTAL     Zn TOTAL     As TOTAL
                                                                              
                                  26104        29006        30004        33003
                                mg/L Fe      mg/L Cu      mg/L Zn      mg/L As


 NO. DE VALEURS - MENTION L           0            6            3            5
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6            0            3            0
 MOYENNE                           0.02        0.010        0.010        0.010
 MINIMUM                           0.01        0.010        0.010        0.010
 DATE DU MINIMUM             1985-10-07   1985-04-08   1985-04-08   1985-04-08
 10 IEME CENTILE                                                              
 MEDIANE                           0.02        0.010        0.010        0.010
 90 IEME CENTILE                                                              
 MAXIMUM                           0.05        0.010        0.010        0.010
 DATE DU MAXIMUM             1985-04-08   1987-10-12   1987-10-12   1987-10-12
 ECART TYPE                        0.02        0.000        0.000        0.000




                               Se TOTAL   COLIFORMES    COL. FEC.  STREP. FEC.
                                               TOTAU                          
                                  34002        36001        36011        36101
                                mg/L Se    No./100ml    No./100ml    No./100ml


 NO. DE VALEURS - MENTION L           5            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          1           24           36           36
 MOYENNE                          0.003        2822.         416.          61.
 MINIMUM                          0.001         130.           2.           0.
 DATE DU MINIMUM             1985-10-07   1987-03-09   1985-09-09   1985-05-13
 10 IEME CENTILE                                220.          25.           0.
 MEDIANE                          0.001        1850.         170.          18.
 90 IEME CENTILE                               4900.        1100.          94.
 MAXIMUM                          0.010       17000.        3300.         790.
 DATE DU MAXIMUM             1987-10-12   1987-09-07   1986-06-09   1986-09-08
 ECART TYPE                       0.004        3552.         637.         142.




                             NO. PHYTO.    NO. PHYTO     Cd TOTAL     Hg TOTAL
                                                                              
                                  36301        36304        48001        80011
                                  No./L       No./ml      mg/L Cd      ug/L Hg


 NO. DE VALEURS - MENTION L           0            0           36           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12            3            0            0
 MOYENNE                        1.9E+04         108.        0.001        0.100
 MINIMUM                        4.0E+00                     0.001        0.100
 DATE DU MINIMUM             1985-07-08                1985-01-16   1985-01-16
 10 IEME CENTILE                1.5E+01                     0.001        0.100
 MEDIANE                        4.9E+02                     0.001        0.100
 90 IEME CENTILE                5.4E+04                     0.001        0.100
 MAXIMUM                        1.1E+05                     0.001        0.100
 DATE DU MAXIMUM             1985-09-09                1987-12-25   1987-12-25
 ECART TYPE                     3.5E+04                     0.000        0.000




                               Pb TOTAL     Pb TOTAL     TEMP-AIR
                                                                 
                                  82001        82002        97060
                                mg/L Pb      mg/L Pb           oC


 NO. DE VALEURS - MENTION L          12           24            0
 NO. DE VALEURS - MENTION G           0            0            0
 NO. DE VALEURS SANS MENTION          0            0           12
 MOYENNE                          0.005        0.008         17.9
 MINIMUM                          0.005        0.005          5.8
 DATE DU MINIMUM             1985-01-16   1986-01-14   1985-03-12
 10 IEME CENTILE                  0.005        0.005          6.2
 MEDIANE                          0.005        0.007         17.8
 90 IEME CENTILE                  0.005        0.010         28.5
 MAXIMUM                          0.005        0.010         30.1
 DATE DU MAXIMUM             1985-12-09   1987-12-25   1985-08-12
 ECART TYPE                       0.000        0.003          8.1





 NOM DE LA STATION - SAGAMI RIVER AT SAMUKAWA       NUMERO DE LA STATION 080007
 PAYS - JAPON                                       PROFONDEUR(M)       3.0
 LOCATION - OCT. 2  LAT. 35/22/20  LONG. 139/22/30  ELEVATION(M)   5.0
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-09 TO 1987-12-16

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP          COT      PHENOLS
                                                                              
                                  02041        02061        06001        06532
                                  uS/cm           oC       mg/L C         mg/L


 NO. DE VALEURS - MENTION L           0            0            0           12
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           72           12            0
 MOYENNE                           203.         14.6           1.        0.004
 MINIMUM                           128.          6.0           0.        0.001
 DATE DU MINIMUM             1986-09-10   1987-01-21   1985-07-24   1987-01-21
 10 IEME CENTILE                   153.          6.9           0.        0.001
 MEDIANE                           213.         15.0           1.        0.005
 90 IEME CENTILE                   235.         22.6           2.        0.005
 MAXIMUM                           241.         24.7           2.        0.005
 DATE DU MAXIMUM             1986-02-26   1985-09-04   1985-01-23   1986-10-22
 ECART TYPE                         31.          5.8           1.        0.002




                                     CN        NO2-N        NO3-N          NH3
                                                                              
                                  06606        07207        07313        07551
                                mg/L CN       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L          36            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           48           24           52
 MOYENNE                          0.005         0.05         1.97         0.27
 MINIMUM                          0.005         0.02         1.18         0.02
 DATE DU MINIMUM             1985-01-23   1986-08-06   1986-09-17   1986-09-10
 10 IEME CENTILE                  0.005         0.03         1.28         0.06
 MEDIANE                          0.005         0.05         1.83         0.25
 90 IEME CENTILE                  0.005         0.06         2.70         0.55
 MAXIMUM                          0.010         0.07         3.11         0.60
 DATE DU MAXIMUM             1987-03-18   1987-04-08   1987-02-19   1986-01-22
 ECART TYPE                       0.001         0.01         0.56         0.17




                                    NH3 POURC.SAT.OD      O2 DISS          DBO
                                                                              
                                  07554        08001        08101        08201
                                 mg/L N  POURCENTAGE      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         20           12           36           36
 MOYENNE                           0.27          85.          8.8           2.
 MINIMUM                           0.04          65.          5.4           1.
 DATE DU MINIMUM             1985-08-07   1987-08-19   1987-08-19   1985-08-21
 10 IEME CENTILE                   0.04          67.          6.4           1.
 MEDIANE                           0.26          84.          9.1           2.
 90 IEME CENTILE                   0.50          96.         10.5           3.
 MAXIMUM                           0.65         100.         11.2           3.
 DATE DU MAXIMUM             1985-02-06   1987-12-16   1987-01-21   1986-12-17
 ECART TYPE                        0.19          10.          1.4           1.




                              Indice de       F DISS      ALC TOT      ALC TOT
                                  Perm.                                       
                                  08401        09105        10102        10120
                                mg/L O2       mg/L F   mg/L CaCO3  meq/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         71           12           61           11
 MOYENNE                             1.          0.1        41.96         1.07
 MINIMUM                             1.          0.1         0.70         0.76
 DATE DU MINIMUM             1985-08-21   1987-07-22   1985-04-25   1985-07-10
 10 IEME CENTILE                     1.          0.1         0.95         0.77
 MEDIANE                             1.          0.1        53.00         1.12
 90 IEME CENTILE                     2.          0.1        60.80         1.18
 MAXIMUM                             3.          0.1        64.00         1.20
 DATE DU MAXIMUM             1986-05-07   1987-10-21   1987-08-05   1985-09-04
 ECART TYPE                          0.          0.0        22.37         0.14




                                     pH     MAT.SUSP     MAT.VOL.  TENSIOACTIF
                                               105oC         SUSP    ANIONIQUE
                                  10300        10401        10511        10702
                           UNITES DE pH         mg/L         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            1            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           36           33           72
 MOYENNE                            7.3          12.           3.          0.1
 MINIMUM                            7.0           2.           0.          0.0
 DATE DU MINIMUM             1985-06-19   1985-10-23   1987-10-21   1985-04-25
 10 IEME CENTILE                    7.2           3.           0.          0.0
 MEDIANE                            7.3           6.           2.          0.1
 90 IEME CENTILE                    7.4          20.           5.          0.1
 MAXIMUM                            7.7         130.          16.          0.2
 DATE DU MAXIMUM             1985-07-24   1985-05-22   1986-09-17   1985-02-18
 ECART TYPE                         0.1          21.           3.          0.0




                                Mg DISS    SIL REACT      P ORTHO P ORTHO DISS
                                                            TOTAL             
                                  12103        14101        15205        15255
                                mg/L Mg    mg/L SiO2       mg/L P       mg/L P


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            4           24           12
 MOYENNE                             6.        20.75        0.078        0.071
 MINIMUM                             3.        17.00        0.036        0.020
 DATE DU MINIMUM             1986-09-17   1987-04-22   1986-03-17   1985-11-20
 10 IEME CENTILE                     4.                     0.050        0.024
 MEDIANE                             6.        21.50        0.073        0.075
 90 IEME CENTILE                     7.                     0.110        0.099
 MAXIMUM                            10.        23.00        0.140        0.110
 DATE DU MAXIMUM             1986-01-22   1987-10-21   1987-03-18   1985-02-18
 ECART TYPE                          1.         2.87        0.024        0.028




                                SULFATE      Cl DISS      Cl DISS      ALDRINE
                                                                              
                                  16306        17201        17204        18130
                               mg/L SO4      mg/L CL      mg/L CL         ug/L


 NO. DE VALEURS - MENTION L           0            0            0            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6            4           67            0
 MOYENNE                            22.          10.          12.        0.012
 MINIMUM                            17.           7.           6.        0.002
 DATE DU MINIMUM             1985-04-25   1985-04-25   1986-09-17   1986-02-26
 10 IEME CENTILE                                               8.             
 MEDIANE                            23.          10.          12.        0.002
 90 IEME CENTILE                                              15.             
 MAXIMUM                            27.          13.          17.        0.040
 DATE DU MAXIMUM             1987-04-22   1985-01-23   1986-02-26   1986-07-23
 ECART TYPE                          4.           3.           3.        0.019




                              DIELDRINE         PCBS      Ca DISS     Cr TOTAL
                                                                              
                                  18150        18165        20101        24002
                                   ug/L         ug/L      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           4            8            0           12
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36            0
 MOYENNE                          0.017        0.213       19.333        0.010
 MINIMUM                          0.003        0.100       14.000        0.010
 DATE DU MINIMUM             1986-02-26   1985-01-23   1985-04-25   1985-01-23
 10 IEME CENTILE                                           15.000        0.010
 MEDIANE                          0.003        0.100       20.500        0.010
 90 IEME CENTILE                                           22.000        0.010
 MAXIMUM                          0.060        1.000       23.000        0.010
 DATE DU MAXIMUM             1986-07-23   1987-10-21   1985-01-23   1987-10-21
 ECART TYPE                       0.029        0.318        2.746        0.000




                               Mn TOTAL     Fe TOTAL     Fe TOTAL     Cu TOTAL
                                                                              
                                  25004        26002        26004        29006
                                mg/L Mn      mg/L Fe      mg/L Fe      mg/L Cu


 NO. DE VALEURS - MENTION L           0            0            0           11
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            6           30            1
 MOYENNE                           0.04         0.52         0.41        0.010
 MINIMUM                           0.02         0.20         0.10        0.010
 DATE DU MINIMUM             1985-07-24   1985-01-23   1985-10-23   1985-01-23
 10 IEME CENTILE                   0.02                      0.16        0.010
 MEDIANE                           0.03         0.37         0.31        0.010
 90 IEME CENTILE                   0.05                      0.75        0.010
 MAXIMUM                           0.16         1.20         1.50        0.010
 DATE DU MAXIMUM             1986-03-17   1985-06-19   1986-09-17   1987-10-21
 ECART TYPE                        0.02         0.37         0.35        0.000




                               Zn TOTAL     As TOTAL     Se TOTAL   COLIFORMES
                                                                         TOTAU
                                  30004        33003        34002        36001
                                mg/L Zn      mg/L As      mg/L Se    No./100ml


 NO. DE VALEURS - MENTION L           9           12            6            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            0            0           48
 MOYENNE                          0.010        0.010        0.001      3.4E+04
 MINIMUM                          0.010        0.010        0.001      3.3E+03
 DATE DU MINIMUM             1985-01-23   1985-01-23   1985-04-25   1987-03-04
 10 IEME CENTILE                  0.010        0.010                   1.2E+04
 MEDIANE                          0.010        0.010        0.001      2.4E+04
 90 IEME CENTILE                  0.010        0.010                   7.9E+04
 MAXIMUM                          0.010        0.010        0.001      1.4E+05
 DATE DU MAXIMUM             1987-10-21   1987-10-21   1987-10-21   1987-02-04
 ECART TYPE                       0.000        0.000        0.000      2.7E+04




                              COL. FEC.  STREP. FEC.    NO. PHYTO     Cd TOTAL
                                                                              
                                  36011        36101        36304        48001
                              No./100ml    No./100ml       No./ml      mg/L Cd


 NO. DE VALEURS - MENTION L           0            0            0           32
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           28            6            0
 MOYENNE                          2588.         529.        3012.        0.001
 MINIMUM                           150.          23.        1312.        0.001
 DATE DU MINIMUM             1985-03-27   1985-10-23   1987-01-07   1985-02-18
 10 IEME CENTILE                   330.          46.                     0.001
 MEDIANE                          1700.         285.        3404.        0.001
 90 IEME CENTILE                  4900.        1100.                     0.001
 MAXIMUM                         13000.        4600.        4204.        0.001
 DATE DU MAXIMUM             1985-05-22   1986-06-18   1987-03-04   1987-12-16
 ECART TYPE                       2774.         865.        1218.        0.000




                                Cd DISS     Hg TOTAL      Hg DISS     Pb TOTAL
                                                                              
                                  48101        80011        80111        82001
                                mg/L Cd      ug/L Hg      ug/L Hg      mg/L Pb


 NO. DE VALEURS - MENTION L           4           29            6           12
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            1            0            0
 MOYENNE                          0.001        0.100        0.100        0.005
 MINIMUM                          0.001        0.100        0.100        0.005
 DATE DU MINIMUM             1985-01-23   1985-02-18   1985-01-23   1985-01-23
 10 IEME CENTILE                               0.100                     0.005
 MEDIANE                          0.001        0.100        0.100        0.005
 90 IEME CENTILE                               0.100                     0.005
 MAXIMUM                          0.001        0.100        0.100        0.005
 DATE DU MAXIMUM             1985-10-23   1987-12-16   1987-08-19   1985-12-18
 ECART TYPE                       0.000        0.000        0.000        0.000




                               Pb TOTAL     TEMP-AIR   DEBIT INST.
                                                                 
                                  82002        97060        97160
                                mg/L Pb           oC         M3/S


 NO. DE VALEURS - MENTION L          24            0            0
 NO. DE VALEURS - MENTION G           0            0            0
 NO. DE VALEURS SANS MENTION          0           24           72
 MOYENNE                          0.009         17.7         32.5
 MINIMUM                          0.005          2.0         12.9
 DATE DU MINIMUM             1986-01-22   1985-03-11   1985-02-06
 10 IEME CENTILE                  0.005          5.9         14.8
 MEDIANE                          0.010         18.0         19.8
 90 IEME CENTILE                  0.010         28.5         67.8
 MAXIMUM                          0.010         29.0        172.2
 DATE DU MAXIMUM             1987-12-16   1985-09-04   1986-08-06
 ECART TYPE                       0.002          8.6         27.8





 NOM DE LA STATION - SHINANO RIVER AT ZUIUN BRIDGE  NUMERO DE LA STATION 080008
 PAYS - JAPON                                       PROFONDEUR(M)       2.8
 LOCATION - OCT. 2  LAT. 37/35/56  LONG. 138/57/04  ELEVATION(M)   6.3
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-09 TO 1987-12-16

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02061        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0            9           72
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           72            0            0
 MOYENNE                           131.         12.3        0.005        0.010
 MINIMUM                            14.          1.5        0.005        0.010
 DATE DU MINIMUM             1987-08-05   1985-01-09   1985-01-09   1985-01-09
 10 IEME CENTILE                    78.          2.5                     0.010
 MEDIANE                           136.         12.5        0.005        0.010
 90 IEME CENTILE                   169.         23.7                     0.010
 MAXIMUM                           185.         28.0        0.005        0.010
 DATE DU MAXIMUM             1987-10-07   1985-07-03   1985-09-12   1987-12-16
 ECART TYPE                         35.          7.9        0.000        0.000




                               CHLORA A       NO3NO2        NO2-N        NO3-N
                                                                              
                                  06711        07105        07207        07313
                                   mg/L       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           3            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         69           18           54           54
 MOYENNE                         0.0078         0.87         0.01         0.75
 MINIMUM                         0.0020         0.48         0.00         0.31
 DATE DU MINIMUM             1985-01-09   1985-05-08   1986-04-23   1986-04-23
 10 IEME CENTILE                 0.0020         0.51         0.01         0.52
 MEDIANE                         0.0060         0.80         0.01         0.75
 90 IEME CENTILE                 0.0130         1.23         0.02         0.98
 MAXIMUM                         0.0340         1.75         0.03         1.42
 DATE DU MAXIMUM             1985-06-26   1985-06-26   1986-12-10   1987-10-21
 ECART TYPE                      0.0065         0.33         0.00         0.20




                                    NH3          NH3      O2 DISS          DBO
                                                                              
                                  07554        07556        08101        08201
                                 mg/L N       mg/L N      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           4            5            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         14           49           72           72
 MOYENNE                           0.11         0.10         10.2           2.
 MINIMUM                           0.04         0.04          7.3           0.
 DATE DU MINIMUM             1985-07-17   1986-06-11   1985-06-26   1986-09-24
 10 IEME CENTILE                   0.04         0.04          7.8           1.
 MEDIANE                           0.11         0.09         10.2           2.
 90 IEME CENTILE                   0.20         0.17         12.7           3.
 MAXIMUM                           0.24         0.30         13.3           4.
 DATE DU MAXIMUM             1985-01-09   1986-02-05   1987-01-21   1986-03-12
 ECART TYPE                        0.07         0.06          1.9           1.





                                    DCO    Indice de       F DISS      ALC TOT
                                               Perm.                          
                                  08301        08401        09105        10102
                                mg/L O2      mg/L O2       mg/L F   mg/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18           18           54           54
 MOYENNE                             9.          19.          0.1        25.39
 MINIMUM                             2.           5.          0.0         8.00
 DATE DU MINIMUM             1985-04-03   1985-01-09   1986-04-23   1986-04-23
 10 IEME CENTILE                     3.           6.          0.1        16.20
 MEDIANE                             5.           7.          0.1        25.75
 90 IEME CENTILE                    16.          40.          0.1        33.10
 MAXIMUM                            48.         115.          0.1        38.00
 DATE DU MAXIMUM             1985-06-26   1985-06-26   1987-07-08   1986-02-05
 ECART TYPE                         11.          27.          0.0         6.74




                                ALC TOT           pH     MAT.SUSP  TENSIOACTIF
                                                            105oC    ANIONIQUE
                                  10120        10302        10401        10702
                            meq/L CaCO3 UNITES DE pH         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            0            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18           72           72           12
 MOYENNE                           0.46          7.2          89.          0.0
 MINIMUM                           0.14          6.5           7.          0.0
 DATE DU MINIMUM             1985-05-08   1985-05-08   1987-10-07   1985-03-27
 10 IEME CENTILE                   0.21          6.9          10.          0.0
 MEDIANE                           0.44          7.2          18.          0.0
 90 IEME CENTILE                   0.64          7.4         178.          0.0
 MAXIMUM                           0.69          7.9        2010.          0.0
 DATE DU MAXIMUM             1985-08-21   1987-09-02   1985-06-26   1985-01-09
 ECART TYPE                        0.16          0.2         259.          0.0




                               Na TOTAL     Mg TOTAL    SIL REACT      P ORTHO
                                                                         TOTAL
                                  11001        12002        14101        15205
                                mg/L Na      mg/L Mg    mg/L SiO2       mg/L P


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18           18           72           54
 MOYENNE                             7.           4.        14.72        0.049
 MINIMUM                             4.           2.         6.80        0.020
 DATE DU MINIMUM             1985-04-17   1985-04-17   1986-04-23   1987-05-06
 10 IEME CENTILE                     4.           2.        10.00        0.030
 MEDIANE                             7.           3.        15.40        0.040
 90 IEME CENTILE                    10.           6.        17.87        0.070
 MAXIMUM                            11.          15.        19.20        0.130
 DATE DU MAXIMUM             1985-01-23   1985-06-26   1987-09-16   1986-07-16
 ECART TYPE                          2.           3.         2.91        0.022




                              PO4-P SOL      SULFATE      Cl DISS      P,P-DDT
                                                                              
                                  15254        16302        17204        18000
                               mg/L PO4     mg/L SO4      mg/L CL         ug/L


 NO. DE VALEURS - MENTION L           0            0            0            9
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18           72           72            0
 MOYENNE                          0.127          16.          10.        0.500
 MINIMUM                          0.030           9.           5.        0.500
 DATE DU MINIMUM             1985-03-06   1987-03-25   1985-04-17   1985-01-23
 10 IEME CENTILE                  0.030          12.           6.             
 MEDIANE                          0.045          17.          11.        0.500
 90 IEME CENTILE                  0.336          20.          15.             
 MAXIMUM                          0.680          24.          18.        0.500
 DATE DU MAXIMUM             1985-06-26   1985-06-26   1987-10-21   1985-09-25
 ECART TYPE                       0.173           3.           3.        0.000




                              DDT TOTAL      O,P-DDT    ALPHA-BHC      ALDRINE
                                                                              
                                  18002        18005        18075        18130
                                   ug/L         ug/L         ug/L         ug/L


 NO. DE VALEURS - MENTION L          27            9            9           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            0
 MOYENNE                          0.115        0.500        0.500        0.209
 MINIMUM                          0.005        0.500        0.500        0.001
 DATE DU MINIMUM             1986-04-23   1985-01-23   1985-01-23   1986-04-23
 10 IEME CENTILE                  0.005                                  0.001
 MEDIANE                          0.005        0.500        0.500        0.001
 90 IEME CENTILE                  0.500                                  0.500
 MAXIMUM                          0.500        0.500        0.500        0.500
 DATE DU MAXIMUM             1986-03-26   1985-09-25   1985-09-25   1986-03-26
 ECART TYPE                       0.210        0.000        0.000        0.250




                              DIELDRINE         PCBS          BHC      K TOTAL
                                                                              
                                  18150        18165        18814        19001
                                   ug/L         ug/L         ug/L       mg/L K


 NO. DE VALEURS - MENTION L          36           36            9            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0           18
 MOYENNE                          0.209        0.500        0.500          1.9
 MINIMUM                          0.001        0.500        0.500          0.7
 DATE DU MINIMUM             1986-04-23   1985-01-09   1985-01-23   1985-04-17
 10 IEME CENTILE                  0.001        0.500                       0.8
 MEDIANE                          0.001        0.500        0.500          1.6
 90 IEME CENTILE                  0.500        0.500                       3.1
 MAXIMUM                          0.500        0.500        0.500          4.9
 DATE DU MAXIMUM             1986-03-26   1987-12-02   1985-09-25   1985-06-26
 ECART TYPE                       0.250        0.000        0.000          1.0




                               Ca TOTAL     Cr TOTAL      Cr DISS       Cr HEX
                                                                              
                                  20003        24002        24052        24101
                                mg/L Ca      mg/L Cr      mg/L Cr      mg/L Cr


 NO. DE VALEURS - MENTION L           0           64           42           18
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18            8            0            0
 MOYENNE                          6.278        0.012        0.010        0.017
 MINIMUM                          1.500        0.001        0.010        0.010
 DATE DU MINIMUM             1985-03-27   1986-03-26   1986-04-09   1985-01-09
 10 IEME CENTILE                  1.500        0.010        0.010        0.010
 MEDIANE                          5.700        0.010        0.010        0.020
 90 IEME CENTILE                 12.000        0.010        0.010        0.020
 MAXIMUM                         14.000        0.090        0.010        0.020
 DATE DU MAXIMUM             1985-08-21   1985-06-26   1987-12-16   1985-09-25
 ECART TYPE                       3.759        0.011        0.000        0.005




                               Mn TOTAL      Mn DISS     Fe TOTAL      Fe DISS
                                                                              
                                  25004        25104        26004        26104
                                mg/L Mn      mg/L Mn      mg/L Fe      mg/L Fe


 NO. DE VALEURS - MENTION L           0            2            0            1
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           40           72           41
 MOYENNE                           0.11         0.04         2.91         0.25
 MINIMUM                           0.02         0.01         0.39         0.02
 DATE DU MINIMUM             1986-10-01   1986-08-27   1986-10-01   1986-04-23
 10 IEME CENTILE                   0.04         0.01         0.54         0.09
 MEDIANE                           0.07         0.04         1.25         0.14
 90 IEME CENTILE                   0.17         0.08         5.62         0.35
 MAXIMUM                           1.20         0.14        46.00         2.00
 DATE DU MAXIMUM             1985-06-26   1986-07-16   1985-06-26   1986-07-16
 ECART TYPE                        0.17         0.03         6.34         0.37




                               Ni TOTAL     Cu TOTAL      Cu DISS     Zn TOTAL
                                                                              
                                  28001        29006        29106        30004
                                mg/L Ni      mg/L Cu      mg/L Cu      mg/L Zn


 NO. DE VALEURS - MENTION L           8           62           41            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         10           10            1           72
 MOYENNE                          0.012        0.011        0.010        0.029
 MINIMUM                          0.001        0.010        0.010        0.006
 DATE DU MINIMUM             1985-01-09   1985-01-09   1986-04-09   1987-09-16
 10 IEME CENTILE                  0.002        0.010        0.010        0.010
 MEDIANE                          0.010        0.010        0.010        0.022
 90 IEME CENTILE                  0.021        0.010        0.010        0.044
 MAXIMUM                          0.050        0.060        0.010        0.214
 DATE DU MAXIMUM             1985-06-26   1985-06-26   1987-12-16   1985-06-26
 ECART TYPE                       0.012        0.006        0.000        0.029




                               As TOTAL     Se TOTAL    COL. FEC.  STREP. FEC.
                                                                              
                                  33003        34002        36012        36102
                                mg/L As      mg/L Se    No./100ml    No./100ml


 NO. DE VALEURS - MENTION L          31           68            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         41            4           72           18
 MOYENNE                          0.002        0.002         730.        4419.
 MINIMUM                          0.001        0.002          20.         350.
 DATE DU MINIMUM             1985-01-23   1985-01-09   1987-07-08   1985-08-07
 10 IEME CENTILE                  0.001        0.002          70.         374.
 MEDIANE                          0.001        0.002         245.        2050.
 90 IEME CENTILE                  0.003        0.002        1100.        9440.
 MAXIMUM                          0.022        0.004       15000.       21000.
 DATE DU MAXIMUM             1985-06-26   1985-02-20   1986-11-05   1985-06-26
 ECART TYPE                       0.003        0.000        1943.        5806.




                              NO. PHYTO     Cd TOTAL      Cd DISS     Hg TOTAL
                                                                              
                                  36304        48001        48101        80011
                                 No./ml      mg/L Cd      mg/L Cd      ug/L Hg


 NO. DE VALEURS - MENTION L           0           72           42            1
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18            0            0            0
 MOYENNE                          7986.        0.005        0.005        0.500
 MINIMUM                          1090.        0.002        0.005             
 DATE DU MINIMUM             1985-01-09   1985-01-09   1986-04-09             
 10 IEME CENTILE                  1162.        0.005        0.005             
 MEDIANE                          4950.        0.005        0.005             
 90 IEME CENTILE                 19200.        0.005        0.005             
 MAXIMUM                         41000.        0.005        0.005             
 DATE DU MAXIMUM             1985-06-26   1987-12-16   1987-12-16             
 ECART TYPE                      10108.        0.001        0.000             




                                Hg DISS     Pb TOTAL      Pb DISS   DEBIT INST.
                                                                              
                                  80111        82001        82101        97160
                                ug/L Hg      mg/L Pb      mg/L Pb         M3/S


 NO. DE VALEURS - MENTION L          71           59           41            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           13            1           72
 MOYENNE                          0.500        0.022        0.020        226.0
 MINIMUM                          0.500        0.020        0.020         91.5
 DATE DU MINIMUM             1985-01-09   1985-01-09   1986-04-09   1987-10-07
 10 IEME CENTILE                  0.500        0.020        0.020        160.5
 MEDIANE                          0.500        0.020        0.020        223.7
 90 IEME CENTILE                  0.500        0.027        0.020        311.1
 MAXIMUM                          0.500        0.060        0.020        390.5
 DATE DU MAXIMUM             1987-12-16   1986-02-05   1987-12-16   1986-04-23
 ECART TYPE                       0.000        0.007        0.000         60.4





 NOM DE LA STATION - KISO RIVER AT SHIMO-OCHIAI     NUMERO DE LA STATION 080009
 PAYS - JAPON                                       PROFONDEUR(M)    9999.9
 LOCATION - OCT. 2  LAT. 35/30/24  LONG. 137/30/10  ELEVATION(M) 260.0
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-08 TO 1987-12-08

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02062        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0            4           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            0            0
 MOYENNE                            67.         11.0        0.005        0.005
 MINIMUM                            34.          2.5        0.005        0.005
 DATE DU MINIMUM             1986-05-20   1985-01-08   1985-02-12   1985-01-08
 10 IEME CENTILE                    44.          2.9                     0.005
 MEDIANE                            68.         11.1        0.005        0.005
 90 IEME CENTILE                    92.         18.9                     0.005
 MAXIMUM                           100.         21.0        0.005        0.005
 DATE DU MAXIMUM             1986-10-14   1987-09-08   1985-11-12   1987-12-08
 ECART TYPE                         18.          6.0        0.000        0.000




                                 NO3NO2        NO2-N        NO3-N          NH3
                                                                              
                                  07105        07207        07313        07554
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           24           24           36
 MOYENNE                           0.34         0.00         0.25         0.08
 MINIMUM                           0.23         0.00         0.16         0.03
 DATE DU MINIMUM             1985-11-12   1987-04-14   1987-08-04   1985-01-08
 10 IEME CENTILE                   0.23         0.00         0.16         0.05
 MEDIANE                           0.32         0.00         0.24         0.07
 90 IEME CENTILE                   0.43         0.00         0.32         0.13
 MAXIMUM                           0.53         0.00         0.47         0.28
 DATE DU MAXIMUM             1985-03-12   1986-12-09   1986-05-20   1986-02-04
 ECART TYPE                        0.09         0.00         0.08         0.05




                                O2 DISS          DBO    Indice de      ALC TOT
                                                            Perm.             
                                  08102        08201        08401        10102
                                mg/L O2      mg/L O2      mg/L O2   mg/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           35           12           24
 MOYENNE                           11.3           1.           3.        19.62
 MINIMUM                            8.0           0.           2.        10.00
 DATE DU MINIMUM             1985-09-17   1985-04-16   1985-12-10   1986-05-20
 10 IEME CENTILE                    9.0           0.           2.        13.32
 MEDIANE                           10.9           1.           3.        18.70
 90 IEME CENTILE                   13.6           1.           4.        26.45
 MAXIMUM                           14.4           1.           4.        28.10
 DATE DU MAXIMUM             1985-01-08   1986-11-11   1985-03-12   1986-10-14
 ECART TYPE                         1.8           0.           1.         4.76




                                ALC TOT           pH     MAT.SUSP  TENSIOACTIF
                                                            105oC    ANIONIQUE
                                  10120        10301        10401        10702
                            meq/L CaCO3 UNITES DE pH         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            1            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           36           34            9
 MOYENNE                           0.39          7.1          27.          0.0
 MINIMUM                           0.25          6.8           1.          0.0
 DATE DU MINIMUM             1985-07-09   1986-03-11   1987-12-08   1985-01-08
 10 IEME CENTILE                   0.25          6.8           2.          0.0
 MEDIANE                           0.39          7.1           8.          0.0
 90 IEME CENTILE                   0.47          7.3          51.          0.0
 MAXIMUM                           0.59          7.3         391.          0.0
 DATE DU MAXIMUM             1985-01-08   1985-07-09   1986-05-20   1985-12-10
 ECART TYPE                        0.10          0.2          66.          0.0




                               Mg TOTAL      P ORTHO      SULFATE      Cl DISS
                                               TOTAL                          
                                  12002        15205        16306        17204
                                mg/L Mg       mg/L P     mg/L SO4      mg/L CL


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          4           36            6           36
 MOYENNE                             1.        0.014           6.           3.
 MINIMUM                             1.        0.002           3.           1.
 DATE DU MINIMUM             1985-05-28   1987-09-08   1986-08-05   1987-07-21
 10 IEME CENTILE                               0.003                        1.
 MEDIANE                             1.        0.007           5.           3.
 90 IEME CENTILE                               0.037                        4.
 MAXIMUM                             1.        0.082          11.           5.
 DATE DU MAXIMUM             1985-02-12   1986-05-20   1986-02-04   1986-02-04
 ECART TYPE                          0.        0.017           3.           1.




                                   PCBS     Ca TOTAL     Cr TOTAL       Cr HEX
                                                                              
                                  18165        20003        24002        24101
                                   ug/L      mg/L Ca      mg/L Cr      mg/L Cr


 NO. DE VALEURS - MENTION L           4            0           36           12
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            4            0            0
 MOYENNE                          0.075        5.767        0.005        0.020
 MINIMUM                          0.000        4.620        0.005        0.020
 DATE DU MINIMUM             1987-08-04   1985-05-28   1985-01-08   1985-01-08
 10 IEME CENTILE                                            0.005        0.020
 MEDIANE                          0.100        6.040        0.005        0.020
 90 IEME CENTILE                                            0.005        0.020
 MAXIMUM                          0.100        6.370        0.005        0.020
 DATE DU MAXIMUM             1986-02-04   1985-02-12   1987-12-08   1985-12-10
 ECART TYPE                       0.050        0.805        0.000        0.000




                               Mn TOTAL      Mn DISS     Fe TOTAL     Ni TOTAL
                                                                              
                                  25004        25104        26004        28001
                                mg/L Mn      mg/L Mn      mg/L Fe      mg/L Ni


 NO. DE VALEURS - MENTION L           0            0            0           12
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            3           36            0
 MOYENNE                           0.07         0.13         0.63        0.005
 MINIMUM                           0.01                      0.06        0.005
 DATE DU MINIMUM             1987-05-19                1987-12-08   1985-01-08
 10 IEME CENTILE                   0.01                      0.12        0.005
 MEDIANE                           0.05                      0.29        0.005
 90 IEME CENTILE                   0.15                      1.05        0.005
 MAXIMUM                           0.28                      6.80        0.005
 DATE DU MAXIMUM             1986-05-20                1986-05-20   1985-12-10
 ECART TYPE                        0.06                      1.15        0.000




                               Cu TOTAL     Zn TOTAL     As TOTAL     Se TOTAL
                                                                              
                                  29006        30004        33007        34002
                                mg/L Cu      mg/L Zn      mg/L As      mg/L Se


 NO. DE VALEURS - MENTION L          16            1            9           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         20           35            0            0
 MOYENNE                          0.002        0.003        0.001        0.001
 MINIMUM                          0.001        0.001        0.001        0.001
 DATE DU MINIMUM             1985-02-12   1985-11-12   1985-02-12   1985-02-12
 10 IEME CENTILE                  0.001        0.001                     0.001
 MEDIANE                          0.001        0.002        0.001        0.001
 90 IEME CENTILE                  0.002        0.005                     0.001
 MAXIMUM                          0.007        0.030        0.001        0.001
 DATE DU MAXIMUM             1986-05-20   1986-05-20   1987-11-17   1987-11-17
 ECART TYPE                       0.001        0.005        0.000        0.000




                              COL. FEC.  STREP. FEC.     Cd TOTAL      Cd DISS
                                                                              
                                  36011        36101        48001        48101
                              No./100ml    No./100ml      mg/L Cd      mg/L Cd


 NO. DE VALEURS - MENTION L           0            0           33           35
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         34           12            3            1
 MOYENNE                           924.         352.        0.000        0.000
 MINIMUM                            40.          33.        0.001        0.001
 DATE DU MINIMUM             1985-06-11   1985-12-10   1985-01-08   1985-01-08
 10 IEME CENTILE                   134.          36.        0.001        0.001
 MEDIANE                           490.         155.        0.001        0.001
 90 IEME CENTILE                  1742.         444.        0.001        0.001
 MAXIMUM                          5400.        2400.        0.001        0.001
 DATE DU MAXIMUM             1985-07-09   1985-10-15   1987-12-08   1987-12-08
 ECART TYPE                       1093.         658.        0.000        0.000




                               Hg TOTAL     Pb TOTAL      Pb DISS   DEBIT INST.
                                                                              
                                  80011        82001        82101        97160
                                ug/L Hg      mg/L Pb      mg/L Pb         M3/S


 NO. DE VALEURS - MENTION L          12           22           27            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           14            8           36
 MOYENNE                          0.417        0.003        0.003        119.0
 MINIMUM                          0.001        0.002        0.002         45.0
 DATE DU MINIMUM             1987-02-17   1985-01-08   1985-01-08   1986-01-21
 10 IEME CENTILE                  0.001        0.002        0.002         51.8
 MEDIANE                          0.500        0.002        0.002         86.2
 90 IEME CENTILE                  0.500        0.004        0.003        172.1
 MAXIMUM                          0.500        0.010        0.006        392.5
 DATE DU MAXIMUM             1986-11-11   1986-05-20   1985-12-10   1985-07-09
 ECART TYPE                       0.194        0.002        0.001         76.1





 NOM DE LA STATION - KISO RIVER AT INUYAMA          NUMERO DE LA STATION 080010
 PAYS - JAPON                                       PROFONDEUR(M)       3.4
 LOCATION - OCT. 2  LAT. 35/23/42  LONG. 136/57/49  ELEVATION(M)  36.5
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-22 TO 1987-12-15

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02062        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0           12           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            0            0
 MOYENNE                            76.         13.1        0.005        0.005
 MINIMUM                            41.          1.0        0.005        0.005
 DATE DU MINIMUM             1985-07-16   1985-01-22   1985-01-22   1985-01-22
 10 IEME CENTILE                    51.          4.3        0.005        0.005
 MEDIANE                            68.         12.8        0.005        0.005
 90 IEME CENTILE                   104.         21.6        0.005        0.005
 MAXIMUM                           128.         24.0        0.005        0.005
 DATE DU MAXIMUM             1986-12-02   1985-09-03   1985-12-03   1987-12-15
 ECART TYPE                         20.          6.9        0.000        0.000




                                 NO3NO2        NO2-N        NO3-N          NH3
                                                                              
                                  07105        07207        07313        07554
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           24           24           36
 MOYENNE                           0.38         0.01         0.34         0.11
 MINIMUM                           0.29         0.00         0.24         0.03
 DATE DU MINIMUM             1985-09-03   1986-01-07   1987-09-01   1985-08-06
 10 IEME CENTILE                   0.29         0.00         0.25         0.05
 MEDIANE                           0.38         0.00         0.34         0.10
 90 IEME CENTILE                   0.45         0.01         0.42         0.17
 MAXIMUM                           0.47         0.02         0.49         0.24
 DATE DU MAXIMUM             1985-07-16   1986-12-02   1986-07-01   1986-03-04
 ECART TYPE                        0.06         0.00         0.07         0.05




                                O2 DISS          DBO    Indice de      ALC TOT
                                                            Perm.             
                                  08102        08201        08401        10102
                                mg/L O2      mg/L O2      mg/L O2   mg/L CaCO3


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           34           12           24
 MOYENNE                           10.8           1.           4.        18.22
 MINIMUM                            7.0           0.           3.        12.80
 DATE DU MINIMUM             1985-09-03   1987-08-04   1985-10-01   1986-07-01
 10 IEME CENTILE                    8.5           0.           3.        14.60
 MEDIANE                           10.2           1.           4.        17.95
 90 IEME CENTILE                   13.5           1.           5.        21.75
 MAXIMUM                           16.8           2.           6.        23.00
 DATE DU MAXIMUM             1987-11-10   1985-01-22   1985-01-22   1986-11-04
 ECART TYPE                         2.2           0.           1.         2.69




                                ALC TOT           pH     MAT.SUSP  TENSIOACTIF
                                                            105oC    ANIONIQUE
                                  10120        10301        10401        10702
                            meq/L CaCO3 UNITES DE pH         mg/L         mg/L


 NO. DE VALEURS - MENTION L           0            0            0            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           36           35            9
 MOYENNE                           0.33          7.1           8.          0.0
 MINIMUM                           0.21          6.7           1.          0.0
 DATE DU MINIMUM             1985-07-16   1986-04-01   1987-11-10   1985-02-05
 10 IEME CENTILE                   0.21          6.9           3.          0.0
 MEDIANE                           0.32          7.1           5.          0.0
 90 IEME CENTILE                   0.45          7.3          12.          0.0
 MAXIMUM                           0.49          7.4          59.          0.0
 DATE DU MAXIMUM             1985-01-22   1986-11-04   1985-07-16   1985-09-03
 ECART TYPE                        0.09          0.2          10.          0.0




                               Mg TOTAL      P ORTHO      SULFATE      Cl DISS
                                               TOTAL                          
                                  12002        15205        16306        17204
                                mg/L Mg       mg/L P     mg/L SO4      mg/L CL


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          4           36            6           36
 MOYENNE                             1.        0.008           7.           5.
 MINIMUM                             1.        0.002           5.           2.
 DATE DU MINIMUM             1985-11-05   1985-02-05   1986-08-05   1985-07-16
 10 IEME CENTILE                               0.003                        3.
 MEDIANE                             1.        0.007           6.           5.
 90 IEME CENTILE                               0.012                        9.
 MAXIMUM                             1.        0.037          10.          10.
 DATE DU MAXIMUM             1985-02-05   1985-07-16   1985-02-05   1986-12-02
 ECART TYPE                          0.        0.007           2.           2.




                              DIELDRINE         PCBS     Ca TOTAL     Cr TOTAL
                                                                              
                                  18150        18165        20003        24002
                                   ug/L         ug/L      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           1            5            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            4            0
 MOYENNE                          0.005        0.060        6.895        0.005
 MINIMUM                                       0.000        5.400        0.005
 DATE DU MINIMUM                          1987-02-03   1985-11-05   1985-01-22
 10 IEME CENTILE                                                         0.005
 MEDIANE                                       0.100        6.125        0.005
 90 IEME CENTILE                                                         0.005
 MAXIMUM                                       0.100        9.930        0.005
 DATE DU MAXIMUM                          1986-02-18   1985-02-05   1987-12-15
 ECART TYPE                                    0.055        2.056        0.000





                                 Cr HEX     Mn TOTAL      Mn DISS     Fe TOTAL
                                                                              
                                  24101        25004        25104        26004
                                mg/L Cr      mg/L Mn      mg/L Mn      mg/L Fe


 NO. DE VALEURS - MENTION L          12            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           36            3           36
 MOYENNE                          0.020         0.03         0.01         0.18
 MINIMUM                          0.020         0.01                      0.06
 DATE DU MINIMUM             1985-01-22   1985-11-05                1987-02-03
 10 IEME CENTILE                  0.020         0.01                      0.08
 MEDIANE                          0.020         0.02                      0.12
 90 IEME CENTILE                  0.020         0.03                      0.28
 MAXIMUM                          0.020         0.15                      1.23
 DATE DU MAXIMUM             1985-12-03   1986-04-01                1985-07-16
 ECART TYPE                       0.000         0.02                      0.20




                               Ni TOTAL     Cu TOTAL     Zn TOTAL     As TOTAL
                                                                              
                                  28001        29006        30004        33007
                                mg/L Ni      mg/L Cu      mg/L Zn      mg/L As


 NO. DE VALEURS - MENTION L          12           14            0            9
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           22           35            0
 MOYENNE                          0.005        0.001        0.012        0.001
 MINIMUM                          0.005        0.000        0.004        0.001
 DATE DU MINIMUM             1985-01-22   1987-02-03   1985-06-04   1985-02-05
 10 IEME CENTILE                  0.005        0.001        0.005             
 MEDIANE                          0.005        0.001        0.008        0.001
 90 IEME CENTILE                  0.005        0.001        0.016             
 MAXIMUM                          0.005        0.002        0.060        0.001
 DATE DU MAXIMUM             1985-12-03   1986-11-04   1986-11-04   1987-11-10
 ECART TYPE                       0.000        0.000        0.012        0.000




                               Se TOTAL    COL. FEC.  STREP. FEC.     Cd TOTAL
                                                                              
                                  34002        36011        36101        48001
                                mg/L Se    No./100ml    No./100ml      mg/L Cd


 NO. DE VALEURS - MENTION L           8            0            0           32
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           34           12            4
 MOYENNE                          0.001        4065.         106.        0.001
 MINIMUM                          0.001          70.           8.        0.001
 DATE DU MINIMUM             1985-02-05   1986-12-02   1985-01-22   1985-01-22
 10 IEME CENTILE                                186.          10.        0.001
 MEDIANE                          0.001         665.          36.        0.001
 90 IEME CENTILE                               2940.         278.        0.001
 MAXIMUM                          0.001       92000.         540.        0.001
 DATE DU MAXIMUM             1987-11-10   1987-10-06   1985-08-06   1985-12-03
 ECART TYPE                       0.000       15787.         166.        0.000




                                Cd DISS     Hg TOTAL     Pb TOTAL      Pb DISS
                                                                              
                                  48101        80011        82001        82101
                                mg/L Cd      ug/L Hg      mg/L Pb      mg/L Pb


 NO. DE VALEURS - MENTION L          33            9           22           24
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            1           14           11
 MOYENNE                          0.000        0.430        0.003        0.003
 MINIMUM                          0.001        0.001        0.002        0.002
 DATE DU MINIMUM             1985-01-22   1987-02-03   1985-01-22   1985-01-22
 10 IEME CENTILE                  0.001        0.001        0.002        0.002
 MEDIANE                          0.001        0.500        0.002        0.002
 90 IEME CENTILE                  0.001        0.500        0.004        0.004
 MAXIMUM                          0.001        0.800        0.007        0.007
 DATE DU MAXIMUM             1987-12-15   1987-06-09   1985-12-03   1986-05-06
 ECART TYPE                       0.000        0.245        0.001        0.001




                             DEBIT INST.
                                       
                                  97160
                                   M3/S


 NO. DE VALEURS - MENTION L           0
 NO. DE VALEURS - MENTION G           0
 NO. DE VALEURS SANS MENTION         36
 MOYENNE                          246.5
 MINIMUM                           68.2
 DATE DU MINIMUM             1985-02-05
 10 IEME CENTILE                   73.4
 MEDIANE                          151.2
 90 IEME CENTILE                  492.8
 MAXIMUM                          916.6
 DATE DU MAXIMUM             1985-07-16
 ECART TYPE                       205.1





 NOM DE LA STATION - KISO RIVER AT ASAHI            NUMERO DE LA STATION 080011
 PAYS - JAPON                                       PROFONDEUR(M)       2.2
 LOCATION - OCT. 2  LAT. 35/16/46  LONG. 136/43/07  ELEVATION(M)   3.5
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-09 TO 1987-12-07

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02062        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0           12           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            0            0
 MOYENNE                            77.         13.2        0.005        0.005
 MINIMUM                            39.          2.2        0.005        0.005
 DATE DU MINIMUM             1985-07-08   1987-01-12   1985-01-09   1985-01-09
 10 IEME CENTILE                    53.          2.6        0.005        0.005
 MEDIANE                            74.         13.1        0.005        0.005
 90 IEME CENTILE                   107.         24.3        0.005        0.005
 MAXIMUM                           120.         27.0        0.005        0.005
 DATE DU MAXIMUM             1986-12-01   1985-08-05   1985-12-02   1987-12-07
 ECART TYPE                         19.          7.9        0.000        0.000




                               CHLORA A       NO3NO2        NO2-N        NO3-N
                                                                              
                                  06711        07105        07207        07313
                                   mg/L       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         17           12           24           24
 MOYENNE                         0.0022         0.37         0.01         0.41
 MINIMUM                         0.0004         0.21         0.00         0.30
 DATE DU MINIMUM             1987-01-12   1985-08-05   1986-07-07   1986-09-01
 10 IEME CENTILE                 0.0005         0.23         0.01         0.33
 MEDIANE                         0.0016         0.38         0.01         0.40
 90 IEME CENTILE                 0.0038         0.44         0.01         0.49
 MAXIMUM                         0.0091         0.48         0.02         0.55
 DATE DU MAXIMUM             1986-09-01   1985-04-01   1986-12-01   1987-01-12
 ECART TYPE                      0.0021         0.07         0.00         0.06




                                    NH3      O2 DISS          DBO    Indice de
                                                                         Perm.
                                  07554        08102        08201        08401
                                 mg/L N      mg/L O2      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           1            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         35           36           36           12
 MOYENNE                           0.07         10.7           1.           5.
 MINIMUM                           0.01          7.3           0.           3.
 DATE DU MINIMUM             1985-04-01   1987-07-06   1985-10-07   1985-10-07
 10 IEME CENTILE                   0.03          8.2           0.           3.
 MEDIANE                           0.06         10.9           1.           4.
 90 IEME CENTILE                   0.13         13.5           1.           6.
 MAXIMUM                           0.22         15.0           2.           7.
 DATE DU MAXIMUM             1987-02-02   1987-06-16   1986-01-13   1985-07-08
 ECART TYPE                        0.05          2.0           0.           1.





                                 F DISS      ALC TOT      ALC TOT           pH
                                                                              
                                  09105        10102        10120        10301
                                 mg/L F   mg/L CaCO3  meq/L CaCO3 UNITES DE pH


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          2           24           12           36
 MOYENNE                            0.1        18.36         0.34          7.5
 MINIMUM                                       11.00         0.22          7.0
 DATE DU MINIMUM                          1986-04-14   1985-07-08   1985-07-08
 10 IEME CENTILE                               15.00         0.22          7.2
 MEDIANE                                       18.00         0.31          7.5
 90 IEME CENTILE                               22.75         0.40          7.8
 MAXIMUM                                       26.70         0.50          8.4
 DATE DU MAXIMUM                          1986-12-01   1985-02-06   1985-08-05
 ECART TYPE                                     3.38         0.08          0.3




                               MAT.SUSP  TENSIOACTIF      Na DISS      Na DISS
                                  105oC    ANIONIQUE                          
                                  10401        10702        11102        11105
                                   mg/L         mg/L      mg/L Na      mg/L Na


 NO. DE VALEURS - MENTION L           0            7            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            5            1            1
 MOYENNE                             7.          0.0           8.           6.
 MINIMUM                             1.          0.0                          
 DATE DU MINIMUM             1986-09-01   1985-03-06                          
 10 IEME CENTILE                     2.          0.0                          
 MEDIANE                             4.          0.0                          
 90 IEME CENTILE                     8.          0.0                          
 MAXIMUM                            66.          0.0                          
 DATE DU MAXIMUM             1985-07-08   1985-12-02                          
 ECART TYPE                         13.          0.0                          




                               Mg TOTAL      Mg DISS    SIL REACT      P ORTHO
                                                                         TOTAL
                                  12002        12103        14101        15205
                                mg/L Mg      mg/L Mg    mg/L SiO2       mg/L P


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          2            2            2           36
 MOYENNE                             1.           1.        10.00        0.022
 MINIMUM                                                                 0.006
 DATE DU MINIMUM                                                    1986-08-05
 10 IEME CENTILE                                                         0.013
 MEDIANE                                                                 0.020
 90 IEME CENTILE                                                         0.033
 MAXIMUM                                                                 0.050
 DATE DU MAXIMUM                                                    1985-04-01
 ECART TYPE                                                              0.009




                                P TOTAL      SULFATE      Cl DISS         PCBS
                                                                              
                                  15405        16306        17204        18165
                                 mg/L P     mg/L SO4      mg/L CL         ug/L


 NO. DE VALEURS - MENTION L           0            0            0            5
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         18            5           36            0
 MOYENNE                          0.038           9.           6.        0.100
 MINIMUM                          0.020           7.           2.        0.100
 DATE DU MINIMUM             1987-05-11   1986-08-05   1985-07-08   1985-02-06
 10 IEME CENTILE                  0.022                        4.             
 MEDIANE                          0.037           8.           6.        0.100
 90 IEME CENTILE                  0.049                        9.             
 MAXIMUM                          0.056          14.          10.        0.100
 DATE DU MAXIMUM             1986-06-02   1986-02-03   1986-12-01   1987-08-03
 ECART TYPE                       0.010           3.           2.        0.000




                                 K DISS     Ca TOTAL      Ca DISS      Ca DISS
                                                                              
                                  19105        20003        20101        20103
                                 mg/L K      mg/L Ca      mg/L Ca      mg/L Ca


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          2            2            1            1
 MOYENNE                            1.2        8.000        6.300       10.100
 MINIMUM                                                                      
 DATE DU MINIMUM                                                              
 10 IEME CENTILE                                                              
 MEDIANE                                                                      
 90 IEME CENTILE                                                              
 MAXIMUM                                                                      
 DATE DU MAXIMUM                                                              
 ECART TYPE                                                                   




                               Cr TOTAL       Cr HEX     Mn TOTAL      Mn DISS
                                                                              
                                  24002        24101        25004        25104
                                mg/L Cr      mg/L Cr      mg/L Mn      mg/L Mn


 NO. DE VALEURS - MENTION L          36           12            0            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36           22
 MOYENNE                          0.005        0.018         0.02         0.01
 MINIMUM                          0.005        0.002         0.01         0.00
 DATE DU MINIMUM             1985-01-09   1985-02-06   1985-11-11   1986-08-05
 10 IEME CENTILE                  0.005        0.006         0.01         0.00
 MEDIANE                          0.005        0.020         0.02         0.01
 90 IEME CENTILE                  0.005        0.020         0.03         0.02
 MAXIMUM                          0.005        0.020         0.04         0.03
 DATE DU MAXIMUM             1987-12-07   1985-12-02   1985-04-01   1986-03-17
 ECART TYPE                       0.000        0.005         0.01         0.01




                               Fe TOTAL      Fe DISS     Ni TOTAL     Cu TOTAL
                                                                              
                                  26004        26104        28001        29006
                                mg/L Fe      mg/L Fe      mg/L Ni      mg/L Cu


 NO. DE VALEURS - MENTION L           0            0           12            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           24            0           33
 MOYENNE                           0.19         0.02        0.005        0.001
 MINIMUM                           0.01         0.00        0.005        0.001
 DATE DU MINIMUM             1987-11-09   1986-09-01   1985-01-09   1985-01-09
 10 IEME CENTILE                   0.08         0.01        0.005        0.001
 MEDIANE                           0.13         0.02        0.005        0.001
 90 IEME CENTILE                   0.24         0.02        0.005        0.002
 MAXIMUM                           1.20         0.04        0.005        0.003
 DATE DU MAXIMUM             1985-07-08   1986-01-13   1985-12-02   1985-12-02
 ECART TYPE                        0.24         0.01        0.000        0.001




                                Cu DISS     Zn TOTAL      Zn DISS     As TOTAL
                                                                              
                                  29105        30004        30104        33003
                                mg/L Cu      mg/L Zn      mg/L Zn      mg/L As


 NO. DE VALEURS - MENTION L           3            0            1            4
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         19           36           23            2
 MOYENNE                          0.001        0.007        0.005        0.001
 MINIMUM                          0.001        0.003        0.001        0.001
 DATE DU MINIMUM             1986-01-13   1985-10-07   1987-05-11   1985-02-06
 10 IEME CENTILE                  0.001        0.003        0.001             
 MEDIANE                          0.001        0.006        0.003        0.001
 90 IEME CENTILE                  0.002        0.012        0.012             
 MAXIMUM                          0.002        0.018        0.012        0.001
 DATE DU MAXIMUM             1987-01-12   1986-03-17   1987-01-12   1987-08-03
 ECART TYPE                       0.000        0.004        0.004        0.000




                               Se TOTAL   COLIFORMES    COL. FEC.  STREP. FEC.
                                               TOTAU                          
                                  34002        36001        36011        36101
                                mg/L Se    No./100ml    No./100ml    No./100ml


 NO. DE VALEURS - MENTION L           6            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           18           36           12
 MOYENNE                          0.001        1779.         514.          25.
 MINIMUM                          0.001         130.           2.           2.
 DATE DU MINIMUM             1985-02-06   1987-04-06   1986-02-03   1985-09-02
 10 IEME CENTILE                                218.          49.           2.
 MEDIANE                          0.001        1350.         240.           8.
 90 IEME CENTILE                               3610.         920.          41.
 MAXIMUM                          0.001        5400.        3500.         170.
 DATE DU MAXIMUM             1987-08-03   1987-02-02   1986-01-13   1985-07-08
 ECART TYPE                       0.000        1576.         709.          47.




                               Cd TOTAL     Hg TOTAL     Pb TOTAL      Pb DISS
                                                                              
                                  48001        80011        82001        82101
                                mg/L Cd      ug/L Hg      mg/L Pb      mg/L Pb


 NO. DE VALEURS - MENTION L          36           10           35            1
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            1            0
 MOYENNE                          0.001        0.950        0.002        0.002
 MINIMUM                          0.001        0.500        0.002             
 DATE DU MINIMUM             1985-01-09   1985-02-06   1985-01-09             
 10 IEME CENTILE                  0.001        0.500        0.002             
 MEDIANE                          0.001        0.500        0.002             
 90 IEME CENTILE                  0.001        0.500        0.002             
 MAXIMUM                          0.005        5.000        0.010             
 DATE DU MAXIMUM             1987-09-07   1985-11-11   1985-07-08             
 ECART TYPE                       0.001        1.423        0.001             




                             DEBIT INST.
                                       
                                  97160
                                   M3/S


 NO. DE VALEURS - MENTION L           0
 NO. DE VALEURS - MENTION G           0
 NO. DE VALEURS SANS MENTION         33
 MOYENNE                          184.6
 MINIMUM                           61.2
 DATE DU MINIMUM             1987-05-11
 10 IEME CENTILE                   71.2
 MEDIANE                          128.9
 90 IEME CENTILE                  328.9
 MAXIMUM                         1189.3
 DATE DU MAXIMUM             1985-07-08
 ECART TYPE                       201.6





 NOM DE LA STATION - LAKE BIWA OFF MIIDERA          NUMERO DE LA STATION 080012
 PAYS - JAPON                                       PROFONDEUR(M)       2.7
 LOCATION - OCT. 2  LAT. 35/00/45  LONG. 135/51/56  ELEVATION(M)  84.4
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   LAC/RESERVO

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-23 TO 1987-12-16

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP          COT     CO2 DISS
                                                                              
                                  02041        02061        06001        06402
                                  uS/cm           oC       mg/L C     mg/L CO2


 NO. DE VALEURS - MENTION L           0            0            0            2
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           21            4
 MOYENNE                           115.         16.8           2.           1.
 MINIMUM                           101.          4.0           1.           0.
 DATE DU MINIMUM             1986-07-16   1985-12-19   1986-04-16   1985-05-15
 10 IEME CENTILE                   109.          4.6           2.             
 MEDIANE                           115.         18.0           2.           2.
 90 IEME CENTILE                   121.         28.8           3.             
 MAXIMUM                           126.         31.1           3.           3.
 DATE DU MAXIMUM             1987-09-16   1985-09-04   1987-08-19   1985-01-23
 ECART TYPE                          5.          8.9           0.           1.




                                PHENOLS           CN       NO3NO2        NO2-N
                                                                              
                                  06532        06606        07105        07207
                                   mg/L      mg/L CN       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           4           36            0           10
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          2            0            6           20
 MOYENNE                          0.001        0.010         0.25         0.00
 MINIMUM                          0.001        0.010         0.10         0.00
 DATE DU MINIMUM             1985-01-23   1985-01-23   1985-05-15   1985-08-07
 10 IEME CENTILE                               0.010                      0.00
 MEDIANE                          0.001        0.010         0.25         0.00
 90 IEME CENTILE                               0.010                      0.00
 MAXIMUM                          0.001        0.010         0.44         0.01
 DATE DU MAXIMUM             1985-06-12   1987-12-16   1985-02-20   1987-04-15
 ECART TYPE                       0.000        0.000         0.12         0.00




                                  NO3-N        NO3-N          NH3          NH3
                                                                              
                                  07306        07313        07553        07555
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           1            1            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          5           23            6           30
 MOYENNE                           0.10         0.11         0.08         0.07
 MINIMUM                           0.01         0.01         0.03         0.01
 DATE DU MINIMUM             1985-07-24   1986-06-18   1985-06-12   1986-05-21
 10 IEME CENTILE                                0.01                      0.01
 MEDIANE                           0.11         0.07         0.09         0.05
 90 IEME CENTILE                                0.22                      0.12
 MAXIMUM                           0.21         0.37         0.12         0.14
 DATE DU MAXIMUM             1985-11-13   1987-02-18   1985-01-23   1987-07-08
 ECART TYPE                        0.08         0.09         0.04         0.04




                                O2 DISS          DBO    Indice de       F DISS
                                                            Perm.             
                                  08101        08201        08401        09105
                                mg/L O2      mg/L O2      mg/L O2       mg/L F


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           36           36
 MOYENNE                           10.6           2.           1.          0.1
 MINIMUM                            7.9           1.           1.          0.1
 DATE DU MINIMUM             1985-08-07   1985-01-23   1986-03-05   1985-02-20
 10 IEME CENTILE                    8.8           1.           1.          0.1
 MEDIANE                           11.0           2.           1.          0.1
 90 IEME CENTILE                   12.1           3.           2.          0.1
 MAXIMUM                           12.8           5.           2.          0.1
 DATE DU MAXIMUM             1985-01-23   1985-09-04   1985-09-04   1985-09-04
 ECART TYPE                         1.3           1.           0.          0.0




                                ALC TOT      ALC TOT           pH     MAT.SUSP
                                                                         105oC
                                  10102        10120        10302        10401
                             mg/L CaCO3  meq/L CaCO3 UNITES DE pH         mg/L


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         30            6           36           36
 MOYENNE                          29.58         0.57          8.0           7.
 MINIMUM                          26.50         0.53          7.3           1.
 DATE DU MINIMUM             1986-07-16   1985-03-13   1985-02-20   1987-01-21
 10 IEME CENTILE                  27.10                       7.4           4.
 MEDIANE                          29.50         0.56          7.9           7.
 90 IEME CENTILE                  31.50                       8.9          11.
 MAXIMUM                          32.10         0.62          9.3          19.
 DATE DU MAXIMUM             1987-09-16   1985-05-15   1985-09-04   1986-04-16
 ECART TYPE                        1.54         0.04          0.6           3.




                            TENSIOACTIF      Na DISS     Mg TOTAL      Mg DISS
                              ANIONIQUE                                       
                                  10702        11105        12003        12103
                                   mg/L      mg/L Na      mg/L Mg      mg/L Mg


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6           36            6           30
 MOYENNE                            0.0           7.           2.           2.
 MINIMUM                            0.0           6.           2.           1.
 DATE DU MINIMUM             1985-01-23   1987-12-16   1985-01-23   1985-07-24
 10 IEME CENTILE                                  6.                        1.
 MEDIANE                            0.0           7.           2.           2.
 90 IEME CENTILE                                  8.                        2.
 MAXIMUM                            0.0          11.           2.           2.
 DATE DU MAXIMUM             1985-06-12   1987-04-15   1985-04-03   1987-04-15
 ECART TYPE                         0.0           1.           0.           0.




                                P ORTHO    PO4-P SOL      P TOTAL      SULFATE
                                  TOTAL                                       
                                  15205        15254        15405        16306
                                 mg/L P     mg/L PO4       mg/L P     mg/L SO4


 NO. DE VALEURS - MENTION L          27            5            1            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          3            1           35           36
 MOYENNE                          0.010        0.010        0.029          10.
 MINIMUM                          0.010        0.010        0.010           8.
 DATE DU MINIMUM             1985-07-24   1985-01-23   1985-01-23   1986-01-22
 10 IEME CENTILE                  0.010                     0.016           9.
 MEDIANE                          0.010        0.010        0.030          10.
 90 IEME CENTILE                  0.010                     0.040          12.
 MAXIMUM                          0.010        0.010        0.070          13.
 DATE DU MAXIMUM             1987-12-16   1985-06-12   1985-04-03   1985-01-23
 ECART TYPE                       0.000        0.000        0.013           1.




                                Cl DISS    DDT TOTAL      ALDRINE    DIELDRINE
                                                                              
                                  17201        18002        18130        18150
                                mg/L CL         ug/L         ug/L         ug/L


 NO. DE VALEURS - MENTION L           0            3            3            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            0            0            0
 MOYENNE                             9.        0.010        0.001        0.001
 MINIMUM                             5.                                       
 DATE DU MINIMUM             1985-10-16                                       
 10 IEME CENTILE                     8.                                       
 MEDIANE                             9.                                       
 90 IEME CENTILE                    10.                                       
 MAXIMUM                            11.                                       
 DATE DU MAXIMUM             1985-12-19                                       
 ECART TYPE                          1.                                       




                                   PCBS       K DISS      Ca DISS     Cr TOTAL
                                                                              
                                  18165        19105        20101        24002
                                   ug/L       mg/L K      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           3            0            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           36           36            0
 MOYENNE                          0.500          1.6       12.981        0.010
 MINIMUM                                         1.0        9.600        0.010
 DATE DU MINIMUM                          1985-07-24   1985-03-13   1985-01-23
 10 IEME CENTILE                                 1.1       10.400        0.010
 MEDIANE                                         1.5       11.400        0.010
 90 IEME CENTILE                                 2.6       12.260        0.010
 MAXIMUM                                         3.5       70.800        0.010
 DATE DU MAXIMUM                          1986-05-21   1986-03-05   1987-12-16
 ECART TYPE                                      0.6        9.936        0.000




                                 Cr HEX     Mn TOTAL      Mn DISS     Fe TOTAL
                                                                              
                                  24101        25004        25104        26004
                                mg/L Cr      mg/L Mn      mg/L Mn      mg/L Fe


 NO. DE VALEURS - MENTION L           6            2            1            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           28            5           36
 MOYENNE                          0.010         0.02         0.01         0.15
 MINIMUM                          0.010         0.01         0.01         0.01
 DATE DU MINIMUM             1985-01-23   1985-07-24   1985-01-23   1985-05-15
 10 IEME CENTILE                                0.01                      0.07
 MEDIANE                          0.010         0.02         0.01         0.13
 90 IEME CENTILE                                0.03                      0.22
 MAXIMUM                          0.010         0.04         0.02         0.52
 DATE DU MAXIMUM             1985-06-12   1986-12-10   1985-06-12   1985-01-23
 ECART TYPE                       0.000         0.01         0.00         0.09




                               Cu TOTAL     Zn TOTAL     As TOTAL      As DISS
                                                                              
                                  29006        30004        33003        33103
                                mg/L Cu      mg/L Zn      mg/L As      mg/L As


 NO. DE VALEURS - MENTION L          27           19           30            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          9           17            0            0
 MOYENNE                          0.010        0.010        0.010        0.010
 MINIMUM                          0.010        0.010        0.010        0.010
 DATE DU MINIMUM             1985-01-23   1985-01-23   1985-07-24   1985-01-23
 10 IEME CENTILE                  0.010        0.010        0.010             
 MEDIANE                          0.010        0.010        0.010        0.010
 90 IEME CENTILE                  0.010        0.010        0.010             
 MAXIMUM                          0.010        0.020        0.010        0.010
 DATE DU MAXIMUM             1987-12-16   1985-02-20   1987-12-16   1985-06-12
 ECART TYPE                       0.000        0.002        0.000        0.000




                             COLIFORMES    COL. FEC.    NO. PHYTO     Cd TOTAL
                                  TOTAU                                       
                                  36001        36011        36304        48001
                              No./100ml    No./100ml       No./ml      mg/L Cd


 NO. DE VALEURS - MENTION L           0            0            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         21           15            6            0
 MOYENNE                          1015.         217.        1520.        0.009
 MINIMUM                            23.           9.         310.        0.000
 DATE DU MINIMUM             1987-09-16   1985-01-23   1985-04-03   1985-09-04
 10 IEME CENTILE                    43.           9.                     0.001
 MEDIANE                           230.          43.         785.        0.010
 90 IEME CENTILE                  2300.         680.                     0.010
 MAXIMUM                          9300.         930.        3500.        0.010
 DATE DU MAXIMUM             1986-07-16   1986-02-19   1985-05-15   1985-08-07
 ECART TYPE                       2043.         311.        1472.        0.003




                               Hg TOTAL     Pb TOTAL
                                                    
                                  80011        82001
                                ug/L Hg      mg/L Pb


 NO. DE VALEURS - MENTION L          36           36
 NO. DE VALEURS - MENTION G           0            0
 NO. DE VALEURS SANS MENTION          0            0
 MOYENNE                          0.292        0.010
 MINIMUM                          0.001        0.010
 DATE DU MINIMUM             1985-01-23   1985-01-23
 10 IEME CENTILE                  0.001        0.010
 MEDIANE                          0.500        0.010
 90 IEME CENTILE                  0.500        0.010
 MAXIMUM                          0.500        0.010
 DATE DU MAXIMUM             1987-12-16   1987-12-16
 ECART TYPE                       0.250        0.000





 NOM DE LA STATION - YODO RIVER AT HIRAKATA BRIDGE  NUMERO DE LA STATION 080013
 PAYS - JAPON                                       PROFONDEUR(M)       3.0
 LOCATION - OCT. 2  LAT. 34/48/00  LONG. 135/37/58  ELEVATION(M)   6.9
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-23 TO 1987-12-16

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP          COT     CO2 DISS
                                                                              
                                  02041        02061        06001        06402
                                  uS/cm           oC       mg/L C     mg/L CO2


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36           21            6
 MOYENNE                           187.         16.1           3.           4.
 MINIMUM                           110.          4.7           1.           2.
 DATE DU MINIMUM             1986-07-16   1986-01-22   1986-07-16   1985-05-15
 10 IEME CENTILE                   134.          5.6           2.             
 MEDIANE                           188.         16.3           3.           4.
 90 IEME CENTILE                   235.         27.0           3.             
 MAXIMUM                           274.         29.5           4.           6.
 DATE DU MAXIMUM             1986-12-10   1985-09-04   1986-10-15   1985-01-23
 ECART TYPE                         38.          8.2           1.           1.




                                PHENOLS           CN       NO3NO2        NO2-N
                                                                              
                                  06532        06606        07105        07207
                                   mg/L      mg/L CN       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           1           36            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          5            0            6           30
 MOYENNE                          0.001        0.010         0.90         0.05
 MINIMUM                          0.001        0.010         0.71         0.01
 DATE DU MINIMUM             1985-01-23   1985-01-23   1985-06-12   1986-07-16
 10 IEME CENTILE                               0.010                      0.03
 MEDIANE                          0.001        0.010         0.84         0.05
 90 IEME CENTILE                               0.010                      0.08
 MAXIMUM                          0.003        0.010         1.18         0.10
 DATE DU MAXIMUM             1985-05-15   1987-12-16   1985-01-23   1986-11-12
 ECART TYPE                       0.001        0.000         0.18         0.02




                                  NO3-N        NO3-N          NH3          NH3
                                                                              
                                  07306        07313        07553        07555
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6           24            6           18
 MOYENNE                           0.68         0.79         0.93         0.76
 MINIMUM                           0.46         0.42         0.37         0.25
 DATE DU MINIMUM             1985-10-16   1986-07-16   1985-06-12   1985-07-24
 10 IEME CENTILE                                0.51                      0.26
 MEDIANE                           0.65         0.77         0.70         0.68
 90 IEME CENTILE                                1.01                      1.29
 MAXIMUM                           0.95         1.14         2.54         1.87
 DATE DU MAXIMUM             1985-11-13   1987-02-18   1985-01-23   1987-01-21
 ECART TYPE                        0.19         0.19         0.81         0.48




                                    NH3      O2 DISS          DBO    Indice de
                                                                         Perm.
                                  07556        08101        08201        08401
                                 mg/L N      mg/L O2      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         12           36           36           36
 MOYENNE                           0.99          8.5           4.           3.
 MINIMUM                           0.14          5.9           1.           2.
 DATE DU MINIMUM             1986-05-21   1985-09-04   1985-07-24   1986-08-06
 10 IEME CENTILE                   0.14          6.5           2.           2.
 MEDIANE                           1.12          8.5           4.           2.
 90 IEME CENTILE                   1.70         10.5           6.           4.
 MAXIMUM                           1.82         11.6          10.           5.
 DATE DU MAXIMUM             1986-12-10   1985-12-18   1987-02-18   1986-06-18
 ECART TYPE                        0.70          1.6           2.           1.




                                 F DISS      ALC TOT      ALC TOT           pH
                                                                              
                                  09105        10102        10120        10302
                                 mg/L F   mg/L CaCO3  meq/L CaCO3 UNITES DE pH


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           30            6           36
 MOYENNE                            0.1        37.71         0.73          7.3
 MINIMUM                            0.1        21.90         0.61          7.2
 DATE DU MINIMUM             1987-10-21   1986-05-21   1985-04-03   1986-05-21
 10 IEME CENTILE                    0.1        30.20                       7.2
 MEDIANE                            0.1        38.10         0.69          7.3
 90 IEME CENTILE                    0.1        44.00                       7.4
 MAXIMUM                            0.2        51.80         0.97          7.5
 DATE DU MAXIMUM             1985-09-04   1986-12-10   1985-01-23   1986-04-16
 ECART TYPE                         0.0         6.31         0.13          0.1




                               MAT.SUSP  TENSIOACTIF      Na DISS     Mg TOTAL
                                  105oC    ANIONIQUE                          
                                  10401        10702        11105        12003
                                   mg/L         mg/L      mg/L Na      mg/L Mg


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36            6           36            6
 MOYENNE                            31.          0.1          17.           2.
 MINIMUM                            12.          0.1           8.           2.
 DATE DU MINIMUM             1987-04-15   1985-04-03   1986-07-16   1985-01-23
 10 IEME CENTILE                    15.                       10.             
 MEDIANE                            20.          0.1          16.           2.
 90 IEME CENTILE                    60.                       25.             
 MAXIMUM                           116.          0.2          30.           3.
 DATE DU MAXIMUM             1986-06-18   1985-01-23   1986-12-10   1985-03-13
 ECART TYPE                         23.          0.0           6.           0.




                                Mg DISS      P ORTHO    PO4-P SOL      P TOTAL
                                               TOTAL                          
                                  12103        15205        15254        15405
                                mg/L Mg       mg/L P     mg/L PO4       mg/L P


 NO. DE VALEURS - MENTION L           0            1            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         30           29            6           36
 MOYENNE                             2.        0.085        0.082        0.179
 MINIMUM                             1.        0.010        0.040        0.060
 DATE DU MINIMUM             1985-07-24   1985-07-24   1985-04-03   1986-07-16
 10 IEME CENTILE                     2.        0.020                     0.086
 MEDIANE                             2.        0.085        0.070        0.180
 90 IEME CENTILE                     3.        0.140                     0.249
 MAXIMUM                             3.        0.200        0.160        0.320
 DATE DU MAXIMUM             1986-12-10   1986-12-10   1985-01-23   1987-02-18
 ECART TYPE                          0.        0.043        0.041        0.063




                                SULFATE      Cl DISS    DDT TOTAL      ALDRINE
                                                                              
                                  16306        17201        18002        18130
                               mg/L SO4      mg/L CL         ug/L         ug/L


 NO. DE VALEURS - MENTION L           0            0            3            3
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           36            0            0
 MOYENNE                            22.          15.        0.010        0.001
 MINIMUM                            11.           8.                          
 DATE DU MINIMUM             1986-07-16   1985-10-16                          
 10 IEME CENTILE                    13.           9.                          
 MEDIANE                            22.          16.                          
 90 IEME CENTILE                    30.          20.                          
 MAXIMUM                            38.          22.                          
 DATE DU MAXIMUM             1985-01-23   1985-01-23                          
 ECART TYPE                          6.           4.                          




                              DIELDRINE         PCBS       K DISS      Ca DISS
                                                                              
                                  18150        18165        19105        20101
                                   ug/L         ug/L       mg/L K      mg/L Ca


 NO. DE VALEURS - MENTION L           3            3            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36           36
 MOYENNE                          0.001        0.500          3.1       13.742
 MINIMUM                                                      1.4       10.000
 DATE DU MINIMUM                                       1985-07-24   1986-05-21
 10 IEME CENTILE                                              2.0       11.800
 MEDIANE                                                      2.8       14.000
 90 IEME CENTILE                                              4.6       15.260
 MAXIMUM                                                      6.1       16.200
 DATE DU MAXIMUM                                       1986-02-19   1986-12-10
 ECART TYPE                                                   1.1        1.413




                               Cr TOTAL       Cr HEX     Mn TOTAL      Mn DISS
                                                                              
                                  24002        24101        25004        25104
                                mg/L Cr      mg/L Cr      mg/L Mn      mg/L Mn


 NO. DE VALEURS - MENTION L          36            6            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0           30            6
 MOYENNE                          0.010        0.010         0.06         0.05
 MINIMUM                          0.010        0.010         0.03         0.03
 DATE DU MINIMUM             1985-01-23   1985-01-23   1985-07-24   1985-04-03
 10 IEME CENTILE                  0.010                      0.04             
 MEDIANE                          0.010        0.010         0.05         0.05
 90 IEME CENTILE                  0.010                      0.10             
 MAXIMUM                          0.010        0.010         0.18         0.08
 DATE DU MAXIMUM             1987-12-16   1985-06-12   1986-06-18   1985-02-20
 ECART TYPE                       0.000        0.000         0.03         0.02




                               Fe TOTAL     Cu TOTAL     Zn TOTAL     As TOTAL
                                                                              
                                  26004        29006        30004        33003
                                mg/L Fe      mg/L Cu      mg/L Zn      mg/L As


 NO. DE VALEURS - MENTION L           0           15            1           30
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           21           35            0
 MOYENNE                           0.82        0.010        0.016        0.010
 MINIMUM                           0.26        0.010        0.010        0.010
 DATE DU MINIMUM             1985-06-12   1985-01-23   1985-04-03   1985-07-24
 10 IEME CENTILE                   0.33        0.010        0.010        0.010
 MEDIANE                           0.53        0.010        0.010        0.010
 90 IEME CENTILE                   1.42        0.010        0.023        0.010
 MAXIMUM                           3.95        0.020        0.040        0.010
 DATE DU MAXIMUM             1986-06-18   1986-06-18   1986-06-18   1987-12-16
 ECART TYPE                        0.73        0.002        0.008        0.000




                                As DISS   COLIFORMES    COL. FEC.     Cd TOTAL
                                               TOTAU                          
                                  33103        36001        36011        48001
                                mg/L As    No./100ml    No./100ml      mg/L Cd


 NO. DE VALEURS - MENTION L           6            0            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           21           15            0
 MOYENNE                          0.010      1.8E+05      2.2E+05        0.009
 MINIMUM                          0.010      2.3E+04      1.5E+04        0.000
 DATE DU MINIMUM             1985-01-23   1986-04-16   1985-03-13   1985-06-12
 10 IEME CENTILE                             4.3E+04      2.9E+04        0.001
 MEDIANE                          0.010      2.3E+05      2.3E+05        0.010
 90 IEME CENTILE                             2.3E+05      4.3E+05        0.010
 MAXIMUM                          0.010      4.3E+05      9.3E+05        0.010
 DATE DU MAXIMUM             1985-06-12   1987-11-11   1985-05-15   1987-12-16
 ECART TYPE                       0.000      1.2E+05      2.4E+05        0.003




                               Hg TOTAL     Pb TOTAL   DEBIT INST.
                                                                 
                                  80011        82001        97160
                                ug/L Hg      mg/L Pb         M3/S


 NO. DE VALEURS - MENTION L          36           36            0
 NO. DE VALEURS - MENTION G           0            0            0
 NO. DE VALEURS SANS MENTION          0            0           36
 MOYENNE                          0.292        0.010        195.8
 MINIMUM                          0.000        0.000         66.1
 DATE DU MINIMUM             1985-06-12   1985-06-12   1986-12-10
 10 IEME CENTILE                  0.001        0.010         86.2
 MEDIANE                          0.500        0.010        140.7
 90 IEME CENTILE                  0.500        0.010        353.2
 MAXIMUM                          0.500        0.010        821.0
 DATE DU MAXIMUM             1987-12-16   1985-05-15   1986-07-16
 ECART TYPE                       0.250        0.002        171.0





 NOM DE LA STATION - OHTA RIVER AT HESAKA           NUMERO DE LA STATION 080014
 PAYS - JAPON                                       PROFONDEUR(M)       1.0
 LOCATION - OCT. 2  LAT. 34/26/13  LONG. 132/29/26  ELEVATION(M)   5.6
 CENTRE REGIONAL - WPRA                             TYPE D'EAU   RIVIERE    

 PERIODE DEMANDEE  - 1985-01-01 TO 1987-12-31
 PERIODE DE RELEVEMENT  - 1985-01-09 TO 1987-12-16

 LES STATISTIQUES INCLUENT TOUTES LES DONNEES AVEC MENTION TELLES QUE RAPPORTEES


                             COND SPEC.         TEMP      PHENOLS           CN
                                                                              
                                  02041        02061        06532        06606
                                  uS/cm           oC         mg/L      mg/L CN


 NO. DE VALEURS - MENTION L           0            0           15           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           72            0            0
 MOYENNE                            70.         13.6        0.002        0.005
 MINIMUM                            50.          3.7        0.002        0.005
 DATE DU MINIMUM             1986-04-17   1985-02-25   1985-01-09   1985-01-09
 10 IEME CENTILE                    56.          4.3        0.002        0.005
 MEDIANE                            69.         13.9        0.002        0.005
 90 IEME CENTILE                    85.         22.2        0.002        0.005
 MAXIMUM                            99.         26.1        0.002        0.005
 DATE DU MAXIMUM             1986-03-03   1985-09-04   1986-03-24   1987-12-07
 ECART TYPE                         11.          6.7        0.000        0.000




                                 N Kjel       NO3NO2        NO2-N        NO3-N
                                                                              
                                  07001        07105        07207        07313
                                 mg/L N       mg/L N       mg/L N       mg/L N


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           30           36           42
 MOYENNE                            0.1         0.42         0.00         0.41
 MINIMUM                            0.0         0.35         0.00         0.29
 DATE DU MINIMUM             1986-06-27   1985-11-25   1986-07-03   1987-09-02
 10 IEME CENTILE                    0.0         0.36         0.00         0.34
 MEDIANE                            0.1         0.41         0.00         0.42
 90 IEME CENTILE                    0.2         0.47         0.01         0.48
 MAXIMUM                            0.2         0.49         0.01         0.61
 DATE DU MAXIMUM             1987-03-25   1985-06-27   1987-03-25   1986-08-25
 ECART TYPE                         0.0         0.04         0.00         0.06




                                    NH3      O2 DISS          DBO    Indice de
                                                                         Perm.
                                  07556        08101        08201        08401
                                 mg/L N      mg/L O2      mg/L O2      mg/L O2


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72           72           72           30
 MOYENNE                           0.03         10.4           1.           1.
 MINIMUM                           0.01          7.0           0.           1.
 DATE DU MINIMUM             1986-06-27   1986-03-24   1987-07-29   1985-01-09
 10 IEME CENTILE                   0.02          8.5           0.           1.
 MEDIANE                           0.03         10.2           1.           1.
 90 IEME CENTILE                   0.05         12.6           1.           1.
 MAXIMUM                           0.08         13.2           2.           1.
 DATE DU MAXIMUM             1985-09-18   1985-02-25   1986-12-15   1985-06-27
 ECART TYPE                        0.02          1.6           0.           0.




                                 F DISS      ALC TOT      ALC TOT           pH
                                                                              
                                  09110        10102        10120        10301
                                 mg/L F   mg/L CaCO3  meq/L CaCO3 UNITES DE pH


 NO. DE VALEURS - MENTION L          13            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          8           42           30           72
 MOYENNE                            0.1        14.49         0.29          7.3
 MINIMUM                            0.1         9.00         0.20          7.0
 DATE DU MINIMUM             1986-04-17   1986-04-03   1985-03-04   1985-02-06
 10 IEME CENTILE                    0.1        10.76         0.21          7.1
 MEDIANE                            0.1        14.10         0.28          7.3
 90 IEME CENTILE                    0.1        19.44         0.36          7.4
 MAXIMUM                            0.1        21.20         0.44          7.6
 DATE DU MAXIMUM             1986-12-03   1986-12-15   1985-09-18   1985-10-02
 ECART TYPE                         0.0         3.13         0.06          0.2




                               MAT.SUSP  TENSIOACTIF     Na TOTAL      Na DISS
                                  105oC    ANIONIQUE                          
                                  10401        10702        11002        11102
                                   mg/L         mg/L      mg/L Na      mg/L Na


 NO. DE VALEURS - MENTION L           0           15            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72            0           15           21
 MOYENNE                             4.          0.1           6.           5.
 MINIMUM                             2.          0.1           4.           3.
 DATE DU MINIMUM             1985-01-09   1985-01-09   1985-05-13   1986-04-17
 10 IEME CENTILE                     2.          0.1           4.           4.
 MEDIANE                             3.          0.1           6.           5.
 90 IEME CENTILE                     8.          0.1           9.           6.
 MAXIMUM                            14.          0.1          10.           6.
 DATE DU MAXIMUM             1987-03-25   1986-03-24   1985-01-09   1987-12-07
 ECART TYPE                          3.          0.0           2.           1.




                               Mg TOTAL      Mg DISS      P ORTHO      P TOTAL
                                                            TOTAL             
                                  12003        12103        15205        15405
                                mg/L Mg      mg/L Mg       mg/L P       mg/L P


 NO. DE VALEURS - MENTION L           0            0            0            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         15           21           36           36
 MOYENNE                             1.           1.        0.010        0.022
 MINIMUM                             1.           1.        0.004        0.008
 DATE DU MINIMUM             1985-03-25   1986-07-17   1985-08-26   1987-12-07
 10 IEME CENTILE                     1.           1.        0.006        0.013
 MEDIANE                             1.           1.        0.009        0.021
 90 IEME CENTILE                     1.           1.        0.014        0.034
 MAXIMUM                             2.           1.        0.022        0.047
 DATE DU MAXIMUM             1985-01-09   1986-08-25   1986-08-25   1986-08-25
 ECART TYPE                          0.           0.        0.004        0.008




                                SULFATE      Cl DISS      P,P-DDT    DDT TOTAL
                                                                              
                                  16306        17204        18000        18002
                               mg/L SO4      mg/L CL         ug/L         ug/L


 NO. DE VALEURS - MENTION L           0            0            5            6
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         36           72            0            0
 MOYENNE                             5.           7.        0.100        0.100
 MINIMUM                             4.           4.        0.100        0.100
 DATE DU MINIMUM             1985-06-27   1987-07-29   1985-03-25   1986-09-08
 10 IEME CENTILE                     4.           5.                          
 MEDIANE                             5.           7.        0.100        0.100
 90 IEME CENTILE                     7.          11.                          
 MAXIMUM                             9.          14.        0.100        0.100
 DATE DU MAXIMUM             1987-08-03   1986-03-03   1986-03-24   1987-10-28
 ECART TYPE                          1.           2.        0.000        0.000




                                O,P-DDT      P,P-DDD      P,P-DDE    ALPHA-BHC
                                                                              
                                  18005        18010        18020        18075
                                   ug/L         ug/L         ug/L         ug/L


 NO. DE VALEURS - MENTION L           5            5            5            5
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            0
 MOYENNE                          0.100        0.100        0.100        0.010
 MINIMUM                          0.100        0.100        0.100        0.010
 DATE DU MINIMUM             1985-03-25   1985-03-25   1985-03-25   1985-03-25
 10 IEME CENTILE                                                              
 MEDIANE                          0.100        0.100        0.100        0.010
 90 IEME CENTILE                                                              
 MAXIMUM                          0.100        0.100        0.100        0.010
 DATE DU MAXIMUM             1986-03-24   1986-03-24   1986-03-24   1986-03-24
 ECART TYPE                       0.000        0.000        0.000        0.000




                                ALDRINE    DIELDRINE         PCBS          BHC
                                                                              
                                  18130        18150        18165        18814
                                   ug/L         ug/L         ug/L         ug/L


 NO. DE VALEURS - MENTION L          12           12           12            5
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0            0            0            0
 MOYENNE                          0.010        0.100        0.500        0.010
 MINIMUM                          0.010        0.100        0.500        0.010
 DATE DU MINIMUM             1985-03-25   1985-03-25   1985-03-25   1985-03-25
 10 IEME CENTILE                  0.010        0.100        0.500             
 MEDIANE                          0.010        0.100        0.500        0.010
 90 IEME CENTILE                  0.010        0.100        0.500             
 MAXIMUM                          0.010        0.100        0.500        0.010
 DATE DU MAXIMUM             1987-10-28   1987-10-28   1987-10-28   1986-03-24
 ECART TYPE                       0.000        0.000        0.000        0.000




                                K TOTAL       K DISS      Ca DISS     Cr TOTAL
                                                                              
                                  19002        19102        20101        24002
                                 mg/L K       mg/L K      mg/L Ca      mg/L Cr


 NO. DE VALEURS - MENTION L           0            0            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         15           21           36            0
 MOYENNE                            0.9          0.9        5.333        0.005
 MINIMUM                            0.7          0.5        3.600        0.005
 DATE DU MINIMUM             1985-02-06   1986-04-17   1986-04-17   1985-01-09
 10 IEME CENTILE                    0.7          0.7        3.760        0.005
 MEDIANE                            0.9          0.9        5.300        0.005
 90 IEME CENTILE                    1.2          1.1        7.030        0.005
 MAXIMUM                            1.3          1.4        7.600        0.005
 DATE DU MAXIMUM             1985-09-04   1986-08-25   1986-08-25   1987-12-07
 ECART TYPE                         0.2          0.2        1.141        0.000




                                 Cr HEX     Mn TOTAL     Fe TOTAL     Cu TOTAL
                                                                              
                                  24101        25004        26002        29006
                                mg/L Cr      mg/L Mn      mg/L Fe      mg/L Cu


 NO. DE VALEURS - MENTION L          15            0            0           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          0           36           36            0
 MOYENNE                          0.005         0.02         0.17        0.005
 MINIMUM                          0.005         0.01         0.09        0.005
 DATE DU MINIMUM             1985-01-09   1985-03-25   1985-08-26   1985-01-09
 10 IEME CENTILE                  0.005         0.01         0.09        0.005
 MEDIANE                          0.005         0.02         0.14        0.005
 90 IEME CENTILE                  0.005         0.02         0.26        0.005
 MAXIMUM                          0.005         0.04         0.57        0.005
 DATE DU MAXIMUM             1986-03-24   1987-12-07   1985-06-27   1987-12-07
 ECART TYPE                       0.000         0.01         0.09        0.000




                               Zn TOTAL     As TOTAL     Se TOTAL   COLIFORMES
                                                                         TOTAU
                                  30004        33007        34002        36001
                                mg/L Zn      mg/L As      mg/L Se    No./100ml


 NO. DE VALEURS - MENTION L          30           36           36            0
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION          6            0            0           42
 MOYENNE                          0.005        0.005        0.001       14286.
 MINIMUM                          0.005        0.005        0.001        1100.
 DATE DU MINIMUM             1985-01-09   1985-01-09   1985-01-09   1987-02-23
 10 IEME CENTILE                  0.005        0.005        0.001        2400.
 MEDIANE                          0.005        0.005        0.001        7900.
 90 IEME CENTILE                  0.005        0.005        0.001       32800.
 MAXIMUM                          0.007        0.005        0.001       92000.
 DATE DU MAXIMUM             1987-05-08   1987-12-07   1987-12-07   1986-12-15
 ECART TYPE                       0.000        0.000        0.000       17625.




                              COL. FEC.     Cd TOTAL     Hg TOTAL     Pb TOTAL
                                                                              
                                  36011        48002        80011        82002
                              No./100ml      mg/L Cd      ug/L Hg      mg/L Pb


 NO. DE VALEURS - MENTION L           0           36           36           36
 NO. DE VALEURS - MENTION G           0            0            0            0
 NO. DE VALEURS SANS MENTION         72            0            0            0
 MOYENNE                          1882.        0.001        0.500        0.005
 MINIMUM                            79.        0.001        0.500        0.005
 DATE DU MINIMUM             1985-01-09   1985-01-09   1985-01-09   1985-01-09
 10 IEME CENTILE                   272.        0.001        0.500        0.005
 MEDIANE                           790.        0.001        0.500        0.005
 90 IEME CENTILE                  4900.        0.001        0.500        0.005
 MAXIMUM                         13000.        0.001        0.500        0.005
 DATE DU MAXIMUM             1986-12-15   1987-12-07   1987-12-07   1987-12-07
 ECART TYPE                       2498.        0.000        0.000        0.000




                             DEBIT INST.
                                       
                                  97160
                                   M3/S


 NO. DE VALEURS - MENTION L           0
 NO. DE VALEURS - MENTION G           0
 NO. DE VALEURS SANS MENTION         72
 MOYENNE                           79.9
 MINIMUM                           10.6
 DATE DU MINIMUM             1986-12-03
 10 IEME CENTILE                   20.6
 MEDIANE                           52.4
 90 IEME CENTILE                  154.3
 MAXIMUM                          474.3
 DATE DU MAXIMUM             1985-06-27
 ECART TYPE                        77.5



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